84980680

素因数分解:

$2^3\times 5^1\times {\mathrm{2124517}}^1$

素因数の和:2124528

約数の個数: 16

約数和(自身を含む): 191206620

約数和(自身を除く): 106225940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2124517, 4249034, 8498068, 10622585, 16996136, 21245170, 42490340, 84980680]

約数ペア:

[(1, 84980680), (2, 42490340), (4, 21245170), (5, 16996136), (8, 10622585), (10, 8498068), (20, 4249034), (40, 2124517)]