8878960

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2707}}^1$

素因数の和:2761

約数の個数: 40

約数和(自身を含む): 21154896

約数和(自身を除く): 12275936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 2707, 3280, 5414, 10828, 13535, 21656, 27070, 43312, 54140, 108280, 110987, 216560, 221974, 443948, 554935, 887896, 1109870, 1775792, 2219740, 4439480, 8878960]

約数ペア:

[(1, 8878960), (2, 4439480), (4, 2219740), (5, 1775792), (8, 1109870), (10, 887896), (16, 554935), (20, 443948), (40, 221974), (41, 216560), (80, 110987), (82, 108280), (164, 54140), (205, 43312), (328, 27070), (410, 21656), (656, 13535), (820, 10828), (1640, 5414), (2707, 3280)]