157214320

素因数分解:

$2^4\times 5^1\times {\mathrm{1965179}}^1$

素因数の和:1965192

約数の個数: 20

約数和(自身を含む): 365523480

約数和(自身を除く): 208309160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1965179, 3930358, 7860716, 9825895, 15721432, 19651790, 31442864, 39303580, 78607160, 157214320]

約数ペア:

[(1, 157214320), (2, 78607160), (4, 39303580), (5, 31442864), (8, 19651790), (10, 15721432), (16, 9825895), (20, 7860716), (40, 3930358), (80, 1965179)]