80642360

素因数分解:

$2^3\times 5^1\times {\mathrm{2016059}}^1$

素因数の和:2016070

約数の個数: 16

約数和(自身を含む): 181445400

約数和(自身を除く): 100803040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2016059, 4032118, 8064236, 10080295, 16128472, 20160590, 40321180, 80642360]

約数ペア:

[(1, 80642360), (2, 40321180), (4, 20160590), (5, 16128472), (8, 10080295), (10, 8064236), (20, 4032118), (40, 2016059)]