28091080

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{11903}}^1$

素因数の和:11973

約数の個数: 32

約数和(自身を含む): 64281600

約数和(自身を除く): 36190520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 11903, 23806, 47612, 59515, 95224, 119030, 238060, 476120, 702277, 1404554, 2809108, 3511385, 5618216, 7022770, 14045540, 28091080]

約数ペア:

[(1, 28091080), (2, 14045540), (4, 7022770), (5, 5618216), (8, 3511385), (10, 2809108), (20, 1404554), (40, 702277), (59, 476120), (118, 238060), (236, 119030), (295, 95224), (472, 59515), (590, 47612), (1180, 23806), (2360, 11903)]