641615810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{530261}}^1$

素因数の和:530290

約数の個数: 24

約数和(自身を含む): 1269447228

約数和(自身を除く): 627831418

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 530261, 1060522, 2651305, 5302610, 5832871, 11665742, 29164355, 58328710, 64161581, 128323162, 320807905, 641615810]

約数ペア:

[(1, 641615810), (2, 320807905), (5, 128323162), (10, 64161581), (11, 58328710), (22, 29164355), (55, 11665742), (110, 5832871), (121, 5302610), (242, 2651305), (605, 1060522), (1210, 530261)]