20176830620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:408

約数の個数: 192

約数和(自身を含む): 46523030400

約数和(自身を除く): 26346199780

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 59, 73, 82, 116, 118, 145, 146, 164, 197, 205, 236, 290, 292, 295, 365, 394, 410, 580, 590, 730, 788, 820, 985, 1180, 1189, 1460, 1711, 1970, 2117, 2378, 2419, 2993, 3422, 3940, 4234, 4307, 4756, 4838, 5713, 5945, 5986, 6844, 8077, 8468, 8555, 8614, 9676, 10585, 11426, 11623, 11890, 11972, 12095, 14381, 14965, 16154, 17110, 17228, 21170, 21535, 22852, 23246, 23780, 24190, 28565, 28762, 29930, 32308, 34220, 40385, 42340, 43070, 46492, 48380, 57130, 57524, 58115, 59860, 70151, 71905, 80770, 86140, 86797, 114260, 116230, 124903, 140302, 143810, 161540, 173594, 176587, 232460, 234233, 249806, 280604, 287620, 337067, 347188, 350755, 353174, 417049, 433985, 468466, 476543, 499612, 589621, 624515, 674134, 701510, 706348, 834098, 848479, 867970, 882935, 936932, 953086, 1171165, 1179242, 1249030, 1348268, 1403020, 1668196, 1685335, 1696958, 1735940, 1765870, 1906172, 2085245, 2342330, 2358484, 2382715, 2498060, 2948105, 3370670, 3393916, 3531740, 4170490, 4242395, 4684660, 4765430, 5121023, 5896210, 6741340, 8340980, 8484790, 9530860, 10242046, 11792420, 13819747, 16969580, 17099009, 20484092, 24605891, 25605115, 27639494, 34198018, 34787639, 49211782, 51210230, 55278988, 68396036, 69098735, 69575278, 85495045, 98423564, 102420460, 123029455, 138197470, 139150556, 170990090, 173938195, 246058910, 276394940, 341980180, 347876390, 492117820, 695752780, 1008841531, 2017683062, 4035366124, 5044207655, 10088415310, 20176830620]

約数ペア:

[(1, 20176830620), (2, 10088415310), (4, 5044207655), (5, 4035366124), (10, 2017683062), (20, 1008841531), (29, 695752780), (41, 492117820), (58, 347876390), (59, 341980180), (73, 276394940), (82, 246058910), (116, 173938195), (118, 170990090), (145, 139150556), (146, 138197470), (164, 123029455), (197, 102420460), (205, 98423564), (236, 85495045), (290, 69575278), (292, 69098735), (295, 68396036), (365, 55278988), (394, 51210230), (410, 49211782), (580, 34787639), (590, 34198018), (730, 27639494), (788, 25605115), (820, 24605891), (985, 20484092), (1180, 17099009), (1189, 16969580), (1460, 13819747), (1711, 11792420), (1970, 10242046), (2117, 9530860), (2378, 8484790), (2419, 8340980), (2993, 6741340), (3422, 5896210), (3940, 5121023), (4234, 4765430), (4307, 4684660), (4756, 4242395), (4838, 4170490), (5713, 3531740), (5945, 3393916), (5986, 3370670), (6844, 2948105), (8077, 2498060), (8468, 2382715), (8555, 2358484), (8614, 2342330), (9676, 2085245), (10585, 1906172), (11426, 1765870), (11623, 1735940), (11890, 1696958), (11972, 1685335), (12095, 1668196), (14381, 1403020), (14965, 1348268), (16154, 1249030), (17110, 1179242), (17228, 1171165), (21170, 953086), (21535, 936932), (22852, 882935), (23246, 867970), (23780, 848479), (24190, 834098), (28565, 706348), (28762, 701510), (29930, 674134), (32308, 624515), (34220, 589621), (40385, 499612), (42340, 476543), (43070, 468466), (46492, 433985), (48380, 417049), (57130, 353174), (57524, 350755), (58115, 347188), (59860, 337067), (70151, 287620), (71905, 280604), (80770, 249806), (86140, 234233), (86797, 232460), (114260, 176587), (116230, 173594), (124903, 161540), (140302, 143810)]