2017807730

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2554187}}^1$

素因数の和:2554273

約数の個数: 16

約数和(自身を含む): 3678030720

約数和(自身を除く): 1660222990

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 2554187, 5108374, 12770935, 25541870, 201780773, 403561546, 1008903865, 2017807730]

約数ペア:

[(1, 2017807730), (2, 1008903865), (5, 403561546), (10, 201780773), (79, 25541870), (158, 12770935), (395, 5108374), (790, 2554187)]