87301360

素因数分解:

$2^4\times 5^1\times {\mathrm{1091267}}^1$

素因数の和:1091280

約数の個数: 20

約数和(自身を含む): 202975848

約数和(自身を除く): 115674488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1091267, 2182534, 4365068, 5456335, 8730136, 10912670, 17460272, 21825340, 43650680, 87301360]

約数ペア:

[(1, 87301360), (2, 43650680), (4, 21825340), (5, 17460272), (8, 10912670), (10, 8730136), (16, 5456335), (20, 4365068), (40, 2182534), (80, 1091267)]