1992772990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{2953}}^1$

素因数の和:3181

約数の個数: 64

約数和(自身を含む): 4019803200

約数和(自身を除く): 2027030210

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 179, 290, 358, 377, 754, 895, 1790, 1885, 2327, 2953, 3770, 4654, 5191, 5906, 10382, 11635, 14765, 23270, 25955, 29530, 38389, 51910, 67483, 76778, 85637, 134966, 171274, 191945, 337415, 383890, 428185, 528587, 674830, 856370, 1057174, 1113281, 2226562, 2642935, 5285870, 5566405, 6871631, 11132810, 13743262, 15329023, 30658046, 34358155, 68716310, 76645115, 153290230, 199277299, 398554598, 996386495, 1992772990]

約数ペア:

[(1, 1992772990), (2, 996386495), (5, 398554598), (10, 199277299), (13, 153290230), (26, 76645115), (29, 68716310), (58, 34358155), (65, 30658046), (130, 15329023), (145, 13743262), (179, 11132810), (290, 6871631), (358, 5566405), (377, 5285870), (754, 2642935), (895, 2226562), (1790, 1113281), (1885, 1057174), (2327, 856370), (2953, 674830), (3770, 528587), (4654, 428185), (5191, 383890), (5906, 337415), (10382, 191945), (11635, 171274), (14765, 134966), (23270, 85637), (25955, 76778), (29530, 67483), (38389, 51910)]