88621640

素因数分解:

$2^3\times 5^1\times {\mathrm{2215541}}^1$

素因数の和:2215552

約数の個数: 16

約数和(自身を含む): 199398780

約数和(自身を除く): 110777140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2215541, 4431082, 8862164, 11077705, 17724328, 22155410, 44310820, 88621640]

約数ペア:

[(1, 88621640), (2, 44310820), (4, 22155410), (5, 17724328), (8, 11077705), (10, 8862164), (20, 4431082), (40, 2215541)]