40495390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8419}}^1$

素因数の和:8476

約数の個数: 32

約数和(自身を含む): 80629920

約数和(自身を除く): 40134530

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 8419, 16838, 42095, 84190, 109447, 218894, 311503, 547235, 623006, 1094470, 1557515, 3115030, 4049539, 8099078, 20247695, 40495390]

約数ペア:

[(1, 40495390), (2, 20247695), (5, 8099078), (10, 4049539), (13, 3115030), (26, 1557515), (37, 1094470), (65, 623006), (74, 547235), (130, 311503), (185, 218894), (370, 109447), (481, 84190), (962, 42095), (2405, 16838), (4810, 8419)]