71928040

素因数分解:

$2^3\times 5^1\times {\mathrm{1798201}}^1$

素因数の和:1798212

約数の個数: 16

約数和(自身を含む): 161838180

約数和(自身を除く): 89910140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1798201, 3596402, 7192804, 8991005, 14385608, 17982010, 35964020, 71928040]

約数ペア:

[(1, 71928040), (2, 35964020), (4, 17982010), (5, 14385608), (8, 8991005), (10, 7192804), (20, 3596402), (40, 1798201)]