42505360

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1091}}^1$

素因数の和:1591

約数の個数: 40

約数和(自身を含む): 99118656

約数和(自身を除く): 56613296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1091, 1948, 2182, 2435, 3896, 4364, 4870, 5455, 7792, 8728, 9740, 10910, 17456, 19480, 21820, 38960, 43640, 87280, 531317, 1062634, 2125268, 2656585, 4250536, 5313170, 8501072, 10626340, 21252680, 42505360]

約数ペア:

[(1, 42505360), (2, 21252680), (4, 10626340), (5, 8501072), (8, 5313170), (10, 4250536), (16, 2656585), (20, 2125268), (40, 1062634), (80, 531317), (487, 87280), (974, 43640), (1091, 38960), (1948, 21820), (2182, 19480), (2435, 17456), (3896, 10910), (4364, 9740), (4870, 8728), (5455, 7792)]