2019856630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{38821}}^1$

素因数の和:38893

約数の個数: 48

約数和(自身を含む): 4089354192

約数和(自身を除く): 2069497562

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 121, 215, 242, 430, 473, 605, 946, 1210, 2365, 4730, 5203, 10406, 26015, 38821, 52030, 77642, 194105, 388210, 427031, 854062, 1669303, 2135155, 3338606, 4270310, 4697341, 8346515, 9394682, 16693030, 18362333, 23486705, 36724666, 46973410, 91811665, 183623330, 201985663, 403971326, 1009928315, 2019856630]

約数ペア:

[(1, 2019856630), (2, 1009928315), (5, 403971326), (10, 201985663), (11, 183623330), (22, 91811665), (43, 46973410), (55, 36724666), (86, 23486705), (110, 18362333), (121, 16693030), (215, 9394682), (242, 8346515), (430, 4697341), (473, 4270310), (605, 3338606), (946, 2135155), (1210, 1669303), (2365, 854062), (4730, 427031), (5203, 388210), (10406, 194105), (26015, 77642), (38821, 52030)]