206886280

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{30971}}^1$

素因数の和:31149

約数の個数: 32

約数和(自身を含む): 468296640

約数和(自身を除く): 261410360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 30971, 61942, 123884, 154855, 247768, 309710, 619420, 1238840, 5172157, 10344314, 20688628, 25860785, 41377256, 51721570, 103443140, 206886280]

約数ペア:

[(1, 206886280), (2, 103443140), (4, 51721570), (5, 41377256), (8, 25860785), (10, 20688628), (20, 10344314), (40, 5172157), (167, 1238840), (334, 619420), (668, 309710), (835, 247768), (1336, 154855), (1670, 123884), (3340, 61942), (6680, 30971)]