74412440

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{3557}}^1$

素因数の和:4091

約数の個数: 32

約数和(自身を含む): 167795280

約数和(自身を除く): 93382840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 2092, 2615, 3557, 4184, 5230, 7114, 10460, 14228, 17785, 20920, 28456, 35570, 71140, 142280, 1860311, 3720622, 7441244, 9301555, 14882488, 18603110, 37206220, 74412440]

約数ペア:

[(1, 74412440), (2, 37206220), (4, 18603110), (5, 14882488), (8, 9301555), (10, 7441244), (20, 3720622), (40, 1860311), (523, 142280), (1046, 71140), (2092, 35570), (2615, 28456), (3557, 20920), (4184, 17785), (5230, 14228), (7114, 10460)]