13308760

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1063}}^1$

素因数の和:1387

約数の個数: 32

約数和(自身を含む): 30068640

約数和(自身を除く): 16759880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1063, 1252, 1565, 2126, 2504, 3130, 4252, 5315, 6260, 8504, 10630, 12520, 21260, 42520, 332719, 665438, 1330876, 1663595, 2661752, 3327190, 6654380, 13308760]

約数ペア:

[(1, 13308760), (2, 6654380), (4, 3327190), (5, 2661752), (8, 1663595), (10, 1330876), (20, 665438), (40, 332719), (313, 42520), (626, 21260), (1063, 12520), (1252, 10630), (1565, 8504), (2126, 6260), (2504, 5315), (3130, 4252)]