30245680

素因数分解:

$2^4\times 5^1\times {\mathrm{378071}}^1$

素因数の和:378084

約数の個数: 20

約数和(自身を含む): 70321392

約数和(自身を除く): 40075712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 378071, 756142, 1512284, 1890355, 3024568, 3780710, 6049136, 7561420, 15122840, 30245680]

約数ペア:

[(1, 30245680), (2, 15122840), (4, 7561420), (5, 6049136), (8, 3780710), (10, 3024568), (16, 1890355), (20, 1512284), (40, 756142), (80, 378071)]