99387820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{709913}}^1$

素因数の和:709929

約数の個数: 24

約数和(自身を含む): 238531104

約数和(自身を除く): 139143284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 709913, 1419826, 2839652, 3549565, 4969391, 7099130, 9938782, 14198260, 19877564, 24846955, 49693910, 99387820]

約数ペア:

[(1, 99387820), (2, 49693910), (4, 24846955), (5, 19877564), (7, 14198260), (10, 9938782), (14, 7099130), (20, 4969391), (28, 3549565), (35, 2839652), (70, 1419826), (140, 709913)]