211313840

素因数分解:

$2^4\times 5^1\times {\mathrm{2641423}}^1$

素因数の和:2641436

約数の個数: 20

約数和(自身を含む): 491304864

約数和(自身を除く): 279991024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2641423, 5282846, 10565692, 13207115, 21131384, 26414230, 42262768, 52828460, 105656920, 211313840]

約数ペア:

[(1, 211313840), (2, 105656920), (4, 52828460), (5, 42262768), (8, 26414230), (10, 21131384), (16, 13207115), (20, 10565692), (40, 5282846), (80, 2641423)]