30905220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{515087}}^1$

素因数の和:515099

約数の個数: 24

約数和(自身を含む): 86534784

約数和(自身を除く): 55629564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 515087, 1030174, 1545261, 2060348, 2575435, 3090522, 5150870, 6181044, 7726305, 10301740, 15452610, 30905220]

約数ペア:

[(1, 30905220), (2, 15452610), (3, 10301740), (4, 7726305), (5, 6181044), (6, 5150870), (10, 3090522), (12, 2575435), (15, 2060348), (20, 1545261), (30, 1030174), (60, 515087)]