20170486480

素因数分解:

$2^4\times 5^1\times {\mathrm{252131081}}^1$

素因数の和:252131094

約数の個数: 20

約数和(自身を含む): 46896381252

約数和(自身を除く): 26725894772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 252131081, 504262162, 1008524324, 1260655405, 2017048648, 2521310810, 4034097296, 5042621620, 10085243240, 20170486480]

約数ペア:

[(1, 20170486480), (2, 10085243240), (4, 5042621620), (5, 4034097296), (8, 2521310810), (10, 2017048648), (16, 1260655405), (20, 1008524324), (40, 504262162), (80, 252131081)]