520486520

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{121609}}^1$

素因数の和:121727

約数の個数: 32

約数和(自身を含む): 1182049200

約数和(自身を除く): 661562680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 121609, 243218, 486436, 608045, 972872, 1216090, 2432180, 4864360, 13012163, 26024326, 52048652, 65060815, 104097304, 130121630, 260243260, 520486520]

約数ペア:

[(1, 520486520), (2, 260243260), (4, 130121630), (5, 104097304), (8, 65060815), (10, 52048652), (20, 26024326), (40, 13012163), (107, 4864360), (214, 2432180), (428, 1216090), (535, 972872), (856, 608045), (1070, 486436), (2140, 243218), (4280, 121609)]