986789980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4485409}}^1$

素因数の和:4485429

約数の個数: 24

約数和(自身を含む): 2260646640

約数和(自身を除く): 1273856660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 4485409, 8970818, 17941636, 22427045, 44854090, 49339499, 89708180, 98678998, 197357996, 246697495, 493394990, 986789980]

約数ペア:

[(1, 986789980), (2, 493394990), (4, 246697495), (5, 197357996), (10, 98678998), (11, 89708180), (20, 49339499), (22, 44854090), (44, 22427045), (55, 17941636), (110, 8970818), (220, 4485409)]