8007380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5639}}^1$

素因数の和:5719

約数の個数: 24

約数和(自身を含む): 17055360

約数和(自身を除く): 9047980

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 5639, 11278, 22556, 28195, 56390, 112780, 400369, 800738, 1601476, 2001845, 4003690, 8007380]

約数ペア:

[(1, 8007380), (2, 4003690), (4, 2001845), (5, 1601476), (10, 800738), (20, 400369), (71, 112780), (142, 56390), (284, 28195), (355, 22556), (710, 11278), (1420, 5639)]