999960940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{413207}}^1$

素因数の和:413238

約数の個数: 36

約数和(自身を含む): 2308179888

約数和(自身を除く): 1308218948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 413207, 826414, 1652828, 2066035, 4132070, 4545277, 8264140, 9090554, 18181108, 22726385, 45452770, 49998047, 90905540, 99996094, 199992188, 249990235, 499980470, 999960940]

約数ペア:

[(1, 999960940), (2, 499980470), (4, 249990235), (5, 199992188), (10, 99996094), (11, 90905540), (20, 49998047), (22, 45452770), (44, 22726385), (55, 18181108), (110, 9090554), (121, 8264140), (220, 4545277), (242, 4132070), (484, 2066035), (605, 1652828), (1210, 826414), (2420, 413207)]