16975640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{941}}^1$

素因数の和:1004

約数の個数: 64

約数和(自身を含む): 42729120

約数和(自身を除く): 25753480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 941, 1640, 1804, 1882, 2255, 3608, 3764, 4510, 4705, 7528, 9020, 9410, 10351, 18040, 18820, 20702, 37640, 38581, 41404, 51755, 77162, 82808, 103510, 154324, 192905, 207020, 308648, 385810, 414040, 424391, 771620, 848782, 1543240, 1697564, 2121955, 3395128, 4243910, 8487820, 16975640]

約数ペア:

[(1, 16975640), (2, 8487820), (4, 4243910), (5, 3395128), (8, 2121955), (10, 1697564), (11, 1543240), (20, 848782), (22, 771620), (40, 424391), (41, 414040), (44, 385810), (55, 308648), (82, 207020), (88, 192905), (110, 154324), (164, 103510), (205, 82808), (220, 77162), (328, 51755), (410, 41404), (440, 38581), (451, 37640), (820, 20702), (902, 18820), (941, 18040), (1640, 10351), (1804, 9410), (1882, 9020), (2255, 7528), (3608, 4705), (3764, 4510)]