20136020

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1861}}^1$

素因数の和:2411

約数の個数: 24

約数和(自身を含む): 42386568

約数和(自身を除く): 22250548

約数列:

[1, 2, 4, 5, 10, 20, 541, 1082, 1861, 2164, 2705, 3722, 5410, 7444, 9305, 10820, 18610, 37220, 1006801, 2013602, 4027204, 5034005, 10068010, 20136020]

約数ペア:

[(1, 20136020), (2, 10068010), (4, 5034005), (5, 4027204), (10, 2013602), (20, 1006801), (541, 37220), (1082, 18610), (1861, 10820), (2164, 9305), (2705, 7444), (3722, 5410)]