18789852040

素因数分解:

$2^3\times 5^1\times {\mathrm{469746301}}^1$

素因数の和:469746312

約数の個数: 16

約数和(自身を含む): 42277167180

約数和(自身を除く): 23487315140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 469746301, 939492602, 1878985204, 2348731505, 3757970408, 4697463010, 9394926020, 18789852040]

約数ペア:

[(1, 18789852040), (2, 9394926020), (4, 4697463010), (5, 3757970408), (8, 2348731505), (10, 1878985204), (20, 939492602), (40, 469746301)]