2812280

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{421}}^1$

素因数の和:599

約数の個数: 32

約数和(自身を含む): 6380640

約数和(自身を除く): 3568360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 421, 668, 835, 842, 1336, 1670, 1684, 2105, 3340, 3368, 4210, 6680, 8420, 16840, 70307, 140614, 281228, 351535, 562456, 703070, 1406140, 2812280]

約数ペア:

[(1, 2812280), (2, 1406140), (4, 703070), (5, 562456), (8, 351535), (10, 281228), (20, 140614), (40, 70307), (167, 16840), (334, 8420), (421, 6680), (668, 4210), (835, 3368), (842, 3340), (1336, 2105), (1670, 1684)]