30665680

素因数分解:

$2^4\times 5^1\times {\mathrm{383321}}^1$

素因数の和:383334

約数の個数: 20

約数和(自身を含む): 71297892

約数和(自身を除く): 40632212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 383321, 766642, 1533284, 1916605, 3066568, 3833210, 6133136, 7666420, 15332840, 30665680]

約数ペア:

[(1, 30665680), (2, 15332840), (4, 7666420), (5, 6133136), (8, 3833210), (10, 3066568), (16, 1916605), (20, 1533284), (40, 766642), (80, 383321)]