317069560

素因数分解:

$2^3\times 5^1\times {\mathrm{569}}^1\times {\mathrm{13931}}^1$

素因数の和:14511

約数の個数: 32

約数和(自身を含む): 714711600

約数和(自身を除く): 397642040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 569, 1138, 2276, 2845, 4552, 5690, 11380, 13931, 22760, 27862, 55724, 69655, 111448, 139310, 278620, 557240, 7926739, 15853478, 31706956, 39633695, 63413912, 79267390, 158534780, 317069560]

約数ペア:

[(1, 317069560), (2, 158534780), (4, 79267390), (5, 63413912), (8, 39633695), (10, 31706956), (20, 15853478), (40, 7926739), (569, 557240), (1138, 278620), (2276, 139310), (2845, 111448), (4552, 69655), (5690, 55724), (11380, 27862), (13931, 22760)]