20150840

素因数分解:

$2^3\times 5^1\times {\mathrm{503771}}^1$

素因数の和:503782

約数の個数: 16

約数和(自身を含む): 45339480

約数和(自身を除く): 25188640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503771, 1007542, 2015084, 2518855, 4030168, 5037710, 10075420, 20150840]

約数ペア:

[(1, 20150840), (2, 10075420), (4, 5037710), (5, 4030168), (8, 2518855), (10, 2015084), (20, 1007542), (40, 503771)]