56428760

素因数分解:

$2^3\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{1213}}^1$

素因数の和:2387

約数の個数: 32

約数和(自身を含む): 127178640

約数和(自身を除く): 70749880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1163, 1213, 2326, 2426, 4652, 4852, 5815, 6065, 9304, 9704, 11630, 12130, 23260, 24260, 46520, 48520, 1410719, 2821438, 5642876, 7053595, 11285752, 14107190, 28214380, 56428760]

約数ペア:

[(1, 56428760), (2, 28214380), (4, 14107190), (5, 11285752), (8, 7053595), (10, 5642876), (20, 2821438), (40, 1410719), (1163, 48520), (1213, 46520), (2326, 24260), (2426, 23260), (4652, 12130), (4852, 11630), (5815, 9704), (6065, 9304)]