10180220

素因数分解:

$2^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1181}}^1$

素因数の和:1621

約数の個数: 24

約数和(自身を含む): 21446208

約数和(自身を除く): 11265988

約数列:

[1, 2, 4, 5, 10, 20, 431, 862, 1181, 1724, 2155, 2362, 4310, 4724, 5905, 8620, 11810, 23620, 509011, 1018022, 2036044, 2545055, 5090110, 10180220]

約数ペア:

[(1, 10180220), (2, 5090110), (4, 2545055), (5, 2036044), (10, 1018022), (20, 509011), (431, 23620), (862, 11810), (1181, 8620), (1724, 5905), (2155, 4724), (2362, 4310)]