804969820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1387879}}^1$

素因数の和:1387917

約数の個数: 24

約数和(自身を含む): 1748728800

約数和(自身を除く): 943758980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1387879, 2775758, 5551516, 6939395, 13878790, 27757580, 40248491, 80496982, 160993964, 201242455, 402484910, 804969820]

約数ペア:

[(1, 804969820), (2, 402484910), (4, 201242455), (5, 160993964), (10, 80496982), (20, 40248491), (29, 27757580), (58, 13878790), (116, 6939395), (145, 5551516), (290, 2775758), (580, 1387879)]