57539240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{521}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 142067520

約数和(自身を除く): 84528280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 251, 440, 502, 521, 1004, 1042, 1255, 2008, 2084, 2510, 2605, 2761, 4168, 5020, 5210, 5522, 5731, 10040, 10420, 11044, 11462, 13805, 20840, 22088, 22924, 27610, 28655, 45848, 55220, 57310, 110440, 114620, 130771, 229240, 261542, 523084, 653855, 1046168, 1307710, 1438481, 2615420, 2876962, 5230840, 5753924, 7192405, 11507848, 14384810, 28769620, 57539240]

約数ペア:

[(1, 57539240), (2, 28769620), (4, 14384810), (5, 11507848), (8, 7192405), (10, 5753924), (11, 5230840), (20, 2876962), (22, 2615420), (40, 1438481), (44, 1307710), (55, 1046168), (88, 653855), (110, 523084), (220, 261542), (251, 229240), (440, 130771), (502, 114620), (521, 110440), (1004, 57310), (1042, 55220), (1255, 45848), (2008, 28655), (2084, 27610), (2510, 22924), (2605, 22088), (2761, 20840), (4168, 13805), (5020, 11462), (5210, 11044), (5522, 10420), (5731, 10040)]