82776020

素因数分解:

$2^2\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{3041}}^1$

素因数の和:4411

約数の個数: 24

約数和(自身を含む): 174014568

約数和(自身を除く): 91238548

約数列:

[1, 2, 4, 5, 10, 20, 1361, 2722, 3041, 5444, 6082, 6805, 12164, 13610, 15205, 27220, 30410, 60820, 4138801, 8277602, 16555204, 20694005, 41388010, 82776020]

約数ペア:

[(1, 82776020), (2, 41388010), (4, 20694005), (5, 16555204), (10, 8277602), (20, 4138801), (1361, 60820), (2722, 30410), (3041, 27220), (5444, 15205), (6082, 13610), (6805, 12164)]