20014940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90977}}^1$

素因数の和:90997

約数の個数: 24

約数和(自身を含む): 45852912

約数和(自身を除く): 25837972

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 90977, 181954, 363908, 454885, 909770, 1000747, 1819540, 2001494, 4002988, 5003735, 10007470, 20014940]

約数ペア:

[(1, 20014940), (2, 10007470), (4, 5003735), (5, 4002988), (10, 2001494), (11, 1819540), (20, 1000747), (22, 909770), (44, 454885), (55, 363908), (110, 181954), (220, 90977)]