491551160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{423751}}^1$

素因数の和:423791

約数の個数: 32

約数和(自身を含む): 1144130400

約数和(自身を除く): 652579240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 423751, 847502, 1695004, 2118755, 3390008, 4237510, 8475020, 12288779, 16950040, 24577558, 49155116, 61443895, 98310232, 122887790, 245775580, 491551160]

約数ペア:

[(1, 491551160), (2, 245775580), (4, 122887790), (5, 98310232), (8, 61443895), (10, 49155116), (20, 24577558), (29, 16950040), (40, 12288779), (58, 8475020), (116, 4237510), (145, 3390008), (232, 2118755), (290, 1695004), (580, 847502), (1160, 423751)]