40668560

素因数分解:

$2^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4751}}^1$

素因数の和:4871

約数の個数: 40

約数和(自身を含む): 95458176

約数和(自身を除く): 54789616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 107, 214, 428, 535, 856, 1070, 1712, 2140, 4280, 4751, 8560, 9502, 19004, 23755, 38008, 47510, 76016, 95020, 190040, 380080, 508357, 1016714, 2033428, 2541785, 4066856, 5083570, 8133712, 10167140, 20334280, 40668560]

約数ペア:

[(1, 40668560), (2, 20334280), (4, 10167140), (5, 8133712), (8, 5083570), (10, 4066856), (16, 2541785), (20, 2033428), (40, 1016714), (80, 508357), (107, 380080), (214, 190040), (428, 95020), (535, 76016), (856, 47510), (1070, 38008), (1712, 23755), (2140, 19004), (4280, 9502), (4751, 8560)]