471640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{907}}^1$

素因数の和:931

約数の個数: 32

約数和(自身を含む): 1144080

約数和(自身を除く): 672440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 907, 1814, 3628, 4535, 7256, 9070, 11791, 18140, 23582, 36280, 47164, 58955, 94328, 117910, 235820, 471640]

約数ペア:

[(1, 471640), (2, 235820), (4, 117910), (5, 94328), (8, 58955), (10, 47164), (13, 36280), (20, 23582), (26, 18140), (40, 11791), (52, 9070), (65, 7256), (104, 4535), (130, 3628), (260, 1814), (520, 907)]