4439480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2707}}^1$

素因数の和:2759

約数の個数: 32

約数和(自身を含む): 10236240

約数和(自身を除く): 5796760

約数列:

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

約数ペア:

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