8978860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40813}}^1$

素因数の和:40833

約数の個数: 24

約数和(自身を含む): 20570256

約数和(自身を除く): 11591396

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 40813, 81626, 163252, 204065, 408130, 448943, 816260, 897886, 1795772, 2244715, 4489430, 8978860]

約数ペア:

[(1, 8978860), (2, 4489430), (4, 2244715), (5, 1795772), (10, 897886), (11, 816260), (20, 448943), (22, 408130), (44, 204065), (55, 163252), (110, 81626), (220, 40813)]