20462180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{44483}}^1$

素因数の和:44515

約数の個数: 24

約数和(自身を含む): 44839872

約数和(自身を除く): 24377692

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 44483, 88966, 177932, 222415, 444830, 889660, 1023109, 2046218, 4092436, 5115545, 10231090, 20462180]

約数ペア:

[(1, 20462180), (2, 10231090), (4, 5115545), (5, 4092436), (10, 2046218), (20, 1023109), (23, 889660), (46, 444830), (92, 222415), (115, 177932), (230, 88966), (460, 44483)]