90056080

素因数分解:

$2^4\times 5^1\times {\mathrm{1125701}}^1$

素因数の和:1125714

約数の個数: 20

約数和(自身を含む): 209380572

約数和(自身を除く): 119324492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1125701, 2251402, 4502804, 5628505, 9005608, 11257010, 18011216, 22514020, 45028040, 90056080]

約数ペア:

[(1, 90056080), (2, 45028040), (4, 22514020), (5, 18011216), (8, 11257010), (10, 9005608), (16, 5628505), (20, 4502804), (40, 2251402), (80, 1125701)]