400590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{4451}}^1$

素因数の和:4464

約数の個数: 24

約数和(自身を含む): 1041768

約数和(自身を除く): 641178

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 4451, 8902, 13353, 22255, 26706, 40059, 44510, 66765, 80118, 133530, 200295, 400590]

約数ペア:

[(1, 400590), (2, 200295), (3, 133530), (5, 80118), (6, 66765), (9, 44510), (10, 40059), (15, 26706), (18, 22255), (30, 13353), (45, 8902), (90, 4451)]