30688620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{511477}}^1$

素因数の和:511489

約数の個数: 24

約数和(自身を含む): 85928304

約数和(自身を除く): 55239684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 511477, 1022954, 1534431, 2045908, 2557385, 3068862, 5114770, 6137724, 7672155, 10229540, 15344310, 30688620]

約数ペア:

[(1, 30688620), (2, 15344310), (3, 10229540), (4, 7672155), (5, 6137724), (6, 5114770), (10, 3068862), (12, 2557385), (15, 2045908), (20, 1534431), (30, 1022954), (60, 511477)]