38993840

素因数分解:

$2^4\times 5^1\times {\mathrm{487423}}^1$

素因数の和:487436

約数の個数: 20

約数和(自身を含む): 90660864

約数和(自身を除く): 51667024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487423, 974846, 1949692, 2437115, 3899384, 4874230, 7798768, 9748460, 19496920, 38993840]

約数ペア:

[(1, 38993840), (2, 19496920), (4, 9748460), (5, 7798768), (8, 4874230), (10, 3899384), (16, 2437115), (20, 1949692), (40, 974846), (80, 487423)]