505470580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{5849}}^1$

素因数の和:6036

約数の個数: 48

約数和(自身を含む): 1105650000

約数和(自身を除く): 600179420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 149, 290, 298, 580, 596, 745, 1490, 2980, 4321, 5849, 8642, 11698, 17284, 21605, 23396, 29245, 43210, 58490, 86420, 116980, 169621, 339242, 678484, 848105, 871501, 1696210, 1743002, 3392420, 3486004, 4357505, 8715010, 17430020, 25273529, 50547058, 101094116, 126367645, 252735290, 505470580]

約数ペア:

[(1, 505470580), (2, 252735290), (4, 126367645), (5, 101094116), (10, 50547058), (20, 25273529), (29, 17430020), (58, 8715010), (116, 4357505), (145, 3486004), (149, 3392420), (290, 1743002), (298, 1696210), (580, 871501), (596, 848105), (745, 678484), (1490, 339242), (2980, 169621), (4321, 116980), (5849, 86420), (8642, 58490), (11698, 43210), (17284, 29245), (21605, 23396)]