85137580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{386989}}^1$

素因数の和:387009

約数の個数: 24

約数和(自身を含む): 195042960

約数和(自身を除く): 109905380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 386989, 773978, 1547956, 1934945, 3869890, 4256879, 7739780, 8513758, 17027516, 21284395, 42568790, 85137580]

約数ペア:

[(1, 85137580), (2, 42568790), (4, 21284395), (5, 17027516), (10, 8513758), (11, 7739780), (20, 4256879), (22, 3869890), (44, 1934945), (55, 1547956), (110, 773978), (220, 386989)]