28299260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{419}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 65197440

約数和(自身を除く): 36898180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 307, 419, 614, 838, 1228, 1535, 1676, 2095, 3070, 3377, 4190, 4609, 6140, 6754, 8380, 9218, 13508, 16885, 18436, 23045, 33770, 46090, 67540, 92180, 128633, 257266, 514532, 643165, 1286330, 1414963, 2572660, 2829926, 5659852, 7074815, 14149630, 28299260]

約数ペア:

[(1, 28299260), (2, 14149630), (4, 7074815), (5, 5659852), (10, 2829926), (11, 2572660), (20, 1414963), (22, 1286330), (44, 643165), (55, 514532), (110, 257266), (220, 128633), (307, 92180), (419, 67540), (614, 46090), (838, 33770), (1228, 23045), (1535, 18436), (1676, 16885), (2095, 13508), (3070, 9218), (3377, 8380), (4190, 6754), (4609, 6140)]