20094870820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{227}}^1\times {\mathrm{277}}^1$

素因数の和:590

約数の個数: 144

約数和(自身を含む): 46374269760

約数和(自身を除く): 26279398940

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 227, 277, 290, 380, 454, 551, 554, 580, 841, 908, 1102, 1108, 1135, 1385, 1682, 2204, 2270, 2755, 2770, 3364, 4205, 4313, 4540, 5263, 5510, 5540, 6583, 8033, 8410, 8626, 10526, 11020, 13166, 15979, 16066, 16820, 17252, 21052, 21565, 26315, 26332, 31958, 32132, 32915, 40165, 43130, 52630, 62879, 63916, 65830, 79895, 80330, 86260, 105260, 125077, 125758, 131660, 152627, 159790, 160660, 190907, 232957, 250154, 251516, 305254, 314395, 319580, 381814, 465914, 500308, 610508, 625385, 628790, 763135, 763628, 931828, 954535, 1164785, 1194701, 1250770, 1257580, 1526270, 1823491, 1909070, 2329570, 2389402, 2501540, 3052540, 3627233, 3646982, 3818140, 4426183, 4659140, 4778804, 5973505, 7254466, 7293964, 8852366, 9117455, 11947010, 14508932, 17704732, 18136165, 18234910, 22130915, 23894020, 34646329, 36272330, 36469820, 44261830, 52881239, 69292658, 72544660, 88523660, 105762478, 138585316, 173231645, 211524956, 264406195, 346463290, 528812390, 692926580, 1004743541, 1057624780, 2009487082, 4018974164, 5023717705, 10047435410, 20094870820]

約数ペア:

[(1, 20094870820), (2, 10047435410), (4, 5023717705), (5, 4018974164), (10, 2009487082), (19, 1057624780), (20, 1004743541), (29, 692926580), (38, 528812390), (58, 346463290), (76, 264406195), (95, 211524956), (116, 173231645), (145, 138585316), (190, 105762478), (227, 88523660), (277, 72544660), (290, 69292658), (380, 52881239), (454, 44261830), (551, 36469820), (554, 36272330), (580, 34646329), (841, 23894020), (908, 22130915), (1102, 18234910), (1108, 18136165), (1135, 17704732), (1385, 14508932), (1682, 11947010), (2204, 9117455), (2270, 8852366), (2755, 7293964), (2770, 7254466), (3364, 5973505), (4205, 4778804), (4313, 4659140), (4540, 4426183), (5263, 3818140), (5510, 3646982), (5540, 3627233), (6583, 3052540), (8033, 2501540), (8410, 2389402), (8626, 2329570), (10526, 1909070), (11020, 1823491), (13166, 1526270), (15979, 1257580), (16066, 1250770), (16820, 1194701), (17252, 1164785), (21052, 954535), (21565, 931828), (26315, 763628), (26332, 763135), (31958, 628790), (32132, 625385), (32915, 610508), (40165, 500308), (43130, 465914), (52630, 381814), (62879, 319580), (63916, 314395), (65830, 305254), (79895, 251516), (80330, 250154), (86260, 232957), (105260, 190907), (125077, 160660), (125758, 159790), (131660, 152627)]