89035280

素因数分解:

$2^4\times 5^1\times {\mathrm{1112941}}^1$

素因数の和:1112954

約数の個数: 20

約数和(自身を含む): 207007212

約数和(自身を除く): 117971932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1112941, 2225882, 4451764, 5564705, 8903528, 11129410, 17807056, 22258820, 44517640, 89035280]

約数ペア:

[(1, 89035280), (2, 44517640), (4, 22258820), (5, 17807056), (8, 11129410), (10, 8903528), (16, 5564705), (20, 4451764), (40, 2225882), (80, 1112941)]