2012365420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{97973}}^1$

素因数の和:98074

約数の個数: 48

約数和(自身を含む): 4608696960

約数和(自身を除く): 2596331540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 10270, 20540, 97973, 195946, 391892, 489865, 979730, 1273649, 1959460, 2547298, 5094596, 6368245, 7739867, 12736490, 15479734, 25472980, 30959468, 38699335, 77398670, 100618271, 154797340, 201236542, 402473084, 503091355, 1006182710, 2012365420]

約数ペア:

[(1, 2012365420), (2, 1006182710), (4, 503091355), (5, 402473084), (10, 201236542), (13, 154797340), (20, 100618271), (26, 77398670), (52, 38699335), (65, 30959468), (79, 25472980), (130, 15479734), (158, 12736490), (260, 7739867), (316, 6368245), (395, 5094596), (790, 2547298), (1027, 1959460), (1580, 1273649), (2054, 979730), (4108, 489865), (5135, 391892), (10270, 195946), (20540, 97973)]