2913242020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{16649}}^1$

素因数の和:17344

約数の個数: 48

約数和(自身を含む): 6598594800

約数和(自身を除く): 3685352780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 673, 1346, 2692, 3365, 6730, 8749, 13460, 16649, 17498, 33298, 34996, 43745, 66596, 83245, 87490, 166490, 174980, 216437, 332980, 432874, 865748, 1082185, 2164370, 4328740, 11204777, 22409554, 44819108, 56023885, 112047770, 145662101, 224095540, 291324202, 582648404, 728310505, 1456621010, 2913242020]

約数ペア:

[(1, 2913242020), (2, 1456621010), (4, 728310505), (5, 582648404), (10, 291324202), (13, 224095540), (20, 145662101), (26, 112047770), (52, 56023885), (65, 44819108), (130, 22409554), (260, 11204777), (673, 4328740), (1346, 2164370), (2692, 1082185), (3365, 865748), (6730, 432874), (8749, 332980), (13460, 216437), (16649, 174980), (17498, 166490), (33298, 87490), (34996, 83245), (43745, 66596)]