20715150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{138101}}^1$

素因数の和:138116

約数の個数: 24

約数和(自身を含む): 51373944

約数和(自身を除く): 30658794

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 138101, 276202, 414303, 690505, 828606, 1381010, 2071515, 3452525, 4143030, 6905050, 10357575, 20715150]

約数ペア:

[(1, 20715150), (2, 10357575), (3, 6905050), (5, 4143030), (6, 3452525), (10, 2071515), (15, 1381010), (25, 828606), (30, 690505), (50, 414303), (75, 276202), (150, 138101)]