2086676960

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:449

約数の個数: 144

約数和(自身を含む): 5233936176

約数和(自身を除く): 3147259216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 41, 62, 80, 82, 124, 155, 160, 164, 205, 248, 310, 328, 331, 410, 496, 620, 656, 662, 820, 961, 992, 1240, 1271, 1312, 1324, 1640, 1655, 1922, 2480, 2542, 2648, 3280, 3310, 3844, 4805, 4960, 5084, 5296, 6355, 6560, 6620, 7688, 9610, 10168, 10261, 10592, 12710, 13240, 13571, 15376, 19220, 20336, 20522, 25420, 26480, 27142, 30752, 38440, 39401, 40672, 41044, 50840, 51305, 52960, 54284, 67855, 76880, 78802, 82088, 101680, 102610, 108568, 135710, 153760, 157604, 164176, 197005, 203360, 205220, 217136, 271420, 315208, 318091, 328352, 394010, 410440, 420701, 434272, 542840, 630416, 636182, 788020, 820880, 841402, 1085680, 1260832, 1272364, 1576040, 1590455, 1641760, 1682804, 2103505, 2171360, 2544728, 3152080, 3180910, 3365608, 4207010, 5089456, 6304160, 6361820, 6731216, 8414020, 10178912, 12723640, 13041731, 13462432, 16828040, 25447280, 26083462, 33656080, 50894560, 52166924, 65208655, 67312160, 104333848, 130417310, 208667696, 260834620, 417335392, 521669240, 1043338480, 2086676960]

約数ペア:

[(1, 2086676960), (2, 1043338480), (4, 521669240), (5, 417335392), (8, 260834620), (10, 208667696), (16, 130417310), (20, 104333848), (31, 67312160), (32, 65208655), (40, 52166924), (41, 50894560), (62, 33656080), (80, 26083462), (82, 25447280), (124, 16828040), (155, 13462432), (160, 13041731), (164, 12723640), (205, 10178912), (248, 8414020), (310, 6731216), (328, 6361820), (331, 6304160), (410, 5089456), (496, 4207010), (620, 3365608), (656, 3180910), (662, 3152080), (820, 2544728), (961, 2171360), (992, 2103505), (1240, 1682804), (1271, 1641760), (1312, 1590455), (1324, 1576040), (1640, 1272364), (1655, 1260832), (1922, 1085680), (2480, 841402), (2542, 820880), (2648, 788020), (3280, 636182), (3310, 630416), (3844, 542840), (4805, 434272), (4960, 420701), (5084, 410440), (5296, 394010), (6355, 328352), (6560, 318091), (6620, 315208), (7688, 271420), (9610, 217136), (10168, 205220), (10261, 203360), (10592, 197005), (12710, 164176), (13240, 157604), (13571, 153760), (15376, 135710), (19220, 108568), (20336, 102610), (20522, 101680), (25420, 82088), (26480, 78802), (27142, 76880), (30752, 67855), (38440, 54284), (39401, 52960), (40672, 51305), (41044, 50840)]