20131250660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2953}}^1\times {\mathrm{7927}}^1$

素因数の和:10932

約数の個数: 48

約数和(自身を含む): 43278888576

約数和(自身を除く): 23147637916

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 2953, 5906, 7927, 11812, 14765, 15854, 29530, 31708, 39635, 59060, 79270, 126979, 158540, 253958, 340861, 507916, 634895, 681722, 1269790, 1363444, 1704305, 2539580, 3408610, 6817220, 23408431, 46816862, 93633724, 117042155, 234084310, 468168620, 1006562533, 2013125066, 4026250132, 5032812665, 10065625330, 20131250660]

約数ペア:

[(1, 20131250660), (2, 10065625330), (4, 5032812665), (5, 4026250132), (10, 2013125066), (20, 1006562533), (43, 468168620), (86, 234084310), (172, 117042155), (215, 93633724), (430, 46816862), (860, 23408431), (2953, 6817220), (5906, 3408610), (7927, 2539580), (11812, 1704305), (14765, 1363444), (15854, 1269790), (29530, 681722), (31708, 634895), (39635, 507916), (59060, 340861), (79270, 253958), (126979, 158540)]