668804570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{89293}}^1$

素因数の和:89414

約数の個数: 32

約数和(自身を含む): 1388700288

約数和(自身を除く): 719895718

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 3745, 7490, 89293, 178586, 446465, 625051, 892930, 1250102, 3125255, 6250510, 9554351, 19108702, 47771755, 66880457, 95543510, 133760914, 334402285, 668804570]

約数ペア:

[(1, 668804570), (2, 334402285), (5, 133760914), (7, 95543510), (10, 66880457), (14, 47771755), (35, 19108702), (70, 9554351), (107, 6250510), (214, 3125255), (535, 1250102), (749, 892930), (1070, 625051), (1498, 446465), (3745, 178586), (7490, 89293)]