389366940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{6489449}}^1$

素因数の和:6489461

約数の個数: 24

約数和(自身を含む): 1090227600

約数和(自身を除く): 700860660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 6489449, 12978898, 19468347, 25957796, 32447245, 38936694, 64894490, 77873388, 97341735, 129788980, 194683470, 389366940]

約数ペア:

[(1, 389366940), (2, 194683470), (3, 129788980), (4, 97341735), (5, 77873388), (6, 64894490), (10, 38936694), (12, 32447245), (15, 25957796), (20, 19468347), (30, 12978898), (60, 6489449)]