31886740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{673}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 70656768

約数和(自身を除く): 38770028

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 103, 115, 206, 230, 412, 460, 515, 673, 1030, 1346, 2060, 2369, 2692, 3365, 4738, 6730, 9476, 11845, 13460, 15479, 23690, 30958, 47380, 61916, 69319, 77395, 138638, 154790, 277276, 309580, 346595, 693190, 1386380, 1594337, 3188674, 6377348, 7971685, 15943370, 31886740]

約数ペア:

[(1, 31886740), (2, 15943370), (4, 7971685), (5, 6377348), (10, 3188674), (20, 1594337), (23, 1386380), (46, 693190), (92, 346595), (103, 309580), (115, 277276), (206, 154790), (230, 138638), (412, 77395), (460, 69319), (515, 61916), (673, 47380), (1030, 30958), (1346, 23690), (2060, 15479), (2369, 13460), (2692, 11845), (3365, 9476), (4738, 6730)]