20174870480

素因数分解:

$2^4\times 5^1\times {\mathrm{252185881}}^1$

素因数の和:252185894

約数の個数: 20

約数和(自身を含む): 46906574052

約数和(自身を除く): 26731703572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252185881, 504371762, 1008743524, 1260929405, 2017487048, 2521858810, 4034974096, 5043717620, 10087435240, 20174870480]

約数ペア:

[(1, 20174870480), (2, 10087435240), (4, 5043717620), (5, 4034974096), (8, 2521858810), (10, 2017487048), (16, 1260929405), (20, 1008743524), (40, 504371762), (80, 252185881)]