202010438890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2239}}^1\times {\mathrm{4993}}^1$

素因数の和:7391

約数の個数: 64

約数和(自身を含む): 394661836800

約数和(自身を除く): 192651397910

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 278, 695, 1390, 1807, 2239, 3614, 4478, 4993, 9035, 9986, 11195, 18070, 22390, 24965, 29107, 49930, 58214, 64909, 129818, 145535, 291070, 311221, 324545, 622442, 649090, 694027, 1388054, 1556105, 3112210, 3470135, 4045873, 6940270, 8091746, 9022351, 11179327, 18044702, 20229365, 22358654, 40458730, 45111755, 55896635, 90223510, 111793270, 145331251, 290662502, 726656255, 1453312510, 1553926453, 3107852906, 7769632265, 15539264530, 20201043889, 40402087778, 101005219445, 202010438890]

約数ペア:

[(1, 202010438890), (2, 101005219445), (5, 40402087778), (10, 20201043889), (13, 15539264530), (26, 7769632265), (65, 3107852906), (130, 1553926453), (139, 1453312510), (278, 726656255), (695, 290662502), (1390, 145331251), (1807, 111793270), (2239, 90223510), (3614, 55896635), (4478, 45111755), (4993, 40458730), (9035, 22358654), (9986, 20229365), (11195, 18044702), (18070, 11179327), (22390, 9022351), (24965, 8091746), (29107, 6940270), (49930, 4045873), (58214, 3470135), (64909, 3112210), (129818, 1556105), (145535, 1388054), (291070, 694027), (311221, 649090), (324545, 622442)]