420580928

素因数分解:

$2^6\times {\mathrm{199}}^1\times {\mathrm{33023}}^1$

素因数の和:33234

約数の個数: 28

約数和(自身を含む): 838809600

約数和(自身を除く): 418228672

約数列:

[1, 2, 4, 8, 16, 32, 64, 199, 398, 796, 1592, 3184, 6368, 12736, 33023, 66046, 132092, 264184, 528368, 1056736, 2113472, 6571577, 13143154, 26286308, 52572616, 105145232, 210290464, 420580928]

約数ペア:

[(1, 420580928), (2, 210290464), (4, 105145232), (8, 52572616), (16, 26286308), (32, 13143154), (64, 6571577), (199, 2113472), (398, 1056736), (796, 528368), (1592, 264184), (3184, 132092), (6368, 66046), (12736, 33023)]