16354580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{941}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 37981440

約数和(自身を除く): 21626860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 941, 1580, 1738, 1882, 3476, 3764, 4345, 4705, 8690, 9410, 10351, 17380, 18820, 20702, 41404, 51755, 74339, 103510, 148678, 207020, 297356, 371695, 743390, 817729, 1486780, 1635458, 3270916, 4088645, 8177290, 16354580]

約数ペア:

[(1, 16354580), (2, 8177290), (4, 4088645), (5, 3270916), (10, 1635458), (11, 1486780), (20, 817729), (22, 743390), (44, 371695), (55, 297356), (79, 207020), (110, 148678), (158, 103510), (220, 74339), (316, 51755), (395, 41404), (790, 20702), (869, 18820), (941, 17380), (1580, 10351), (1738, 9410), (1882, 8690), (3476, 4705), (3764, 4345)]