29396840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{941}}^1$

素因数の和:1034

約数の個数: 64

約数和(自身を含む): 73249920

約数和(自身を除く): 43853080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 941, 1420, 1562, 1882, 2840, 3124, 3764, 3905, 4705, 6248, 7528, 7810, 9410, 10351, 15620, 18820, 20702, 31240, 37640, 41404, 51755, 66811, 82808, 103510, 133622, 207020, 267244, 334055, 414040, 534488, 668110, 734921, 1336220, 1469842, 2672440, 2939684, 3674605, 5879368, 7349210, 14698420, 29396840]

約数ペア:

[(1, 29396840), (2, 14698420), (4, 7349210), (5, 5879368), (8, 3674605), (10, 2939684), (11, 2672440), (20, 1469842), (22, 1336220), (40, 734921), (44, 668110), (55, 534488), (71, 414040), (88, 334055), (110, 267244), (142, 207020), (220, 133622), (284, 103510), (355, 82808), (440, 66811), (568, 51755), (710, 41404), (781, 37640), (941, 31240), (1420, 20702), (1562, 18820), (1882, 15620), (2840, 10351), (3124, 9410), (3764, 7810), (3905, 7528), (4705, 6248)]