400745524

素因数分解:

$2^2\times {\mathrm{431}}^1\times {\mathrm{232451}}^1$

素因数の和:232886

約数の個数: 12

約数和(自身を含む): 702934848

約数和(自身を除く): 302189324

約数列:

[1, 2, 4, 431, 862, 1724, 232451, 464902, 929804, 100186381, 200372762, 400745524]

約数ペア:

[(1, 400745524), (2, 200372762), (4, 100186381), (431, 929804), (862, 464902), (1724, 232451)]