41388440

素因数分解:

$2^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{1279}}^1$

素因数の和:2099

約数の個数: 32

約数和(自身を含む): 93312000

約数和(自身を除く): 51923560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 809, 1279, 1618, 2558, 3236, 4045, 5116, 6395, 6472, 8090, 10232, 12790, 16180, 25580, 32360, 51160, 1034711, 2069422, 4138844, 5173555, 8277688, 10347110, 20694220, 41388440]

約数ペア:

[(1, 41388440), (2, 20694220), (4, 10347110), (5, 8277688), (8, 5173555), (10, 4138844), (20, 2069422), (40, 1034711), (809, 51160), (1279, 32360), (1618, 25580), (2558, 16180), (3236, 12790), (4045, 10232), (5116, 8090), (6395, 6472)]