39353840

素因数分解:

$2^4\times 5^1\times {\mathrm{491923}}^1$

素因数の和:491936

約数の個数: 20

約数和(自身を含む): 91497864

約数和(自身を除く): 52144024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491923, 983846, 1967692, 2459615, 3935384, 4919230, 7870768, 9838460, 19676920, 39353840]

約数ペア:

[(1, 39353840), (2, 19676920), (4, 9838460), (5, 7870768), (8, 4919230), (10, 3935384), (16, 2459615), (20, 1967692), (40, 983846), (80, 491923)]