290420410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{4148863}}^1$

素因数の和:4148877

約数の個数: 16

約数和(自身を含む): 597436416

約数和(自身を除く): 307016006

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 4148863, 8297726, 20744315, 29042041, 41488630, 58084082, 145210205, 290420410]

約数ペア:

[(1, 290420410), (2, 145210205), (5, 58084082), (7, 41488630), (10, 29042041), (14, 20744315), (35, 8297726), (70, 4148863)]