390350

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:260

約数の個数: 24

約数和(自身を含む): 749208

約数和(自身を除く): 358858

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 185, 211, 370, 422, 925, 1055, 1850, 2110, 5275, 7807, 10550, 15614, 39035, 78070, 195175, 390350]

約数ペア:

[(1, 390350), (2, 195175), (5, 78070), (10, 39035), (25, 15614), (37, 10550), (50, 7807), (74, 5275), (185, 2110), (211, 1850), (370, 1055), (422, 925)]