23216080

素因数分解:

$2^4\times 5^1\times {\mathrm{290201}}^1$

素因数の和:290214

約数の個数: 20

約数和(自身を含む): 53977572

約数和(自身を除く): 30761492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 290201, 580402, 1160804, 1451005, 2321608, 2902010, 4643216, 5804020, 11608040, 23216080]

約数ペア:

[(1, 23216080), (2, 11608040), (4, 5804020), (5, 4643216), (8, 2902010), (10, 2321608), (16, 1451005), (20, 1160804), (40, 580402), (80, 290201)]