7172440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16301}}^1$

素因数の和:16323

約数の個数: 32

約数和(自身を含む): 17606160

約数和(自身を除く): 10433720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 16301, 32602, 65204, 81505, 130408, 163010, 179311, 326020, 358622, 652040, 717244, 896555, 1434488, 1793110, 3586220, 7172440]

約数ペア:

[(1, 7172440), (2, 3586220), (4, 1793110), (5, 1434488), (8, 896555), (10, 717244), (11, 652040), (20, 358622), (22, 326020), (40, 179311), (44, 163010), (55, 130408), (88, 81505), (110, 65204), (220, 32602), (440, 16301)]