40539040

素因数分解:

$2^5\times 5^1\times {\mathrm{253369}}^1$

素因数の和:253384

約数の個数: 24

約数和(自身を含む): 95773860

約数和(自身を除く): 55234820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 253369, 506738, 1013476, 1266845, 2026952, 2533690, 4053904, 5067380, 8107808, 10134760, 20269520, 40539040]

約数ペア:

[(1, 40539040), (2, 20269520), (4, 10134760), (5, 8107808), (8, 5067380), (10, 4053904), (16, 2533690), (20, 2026952), (32, 1266845), (40, 1013476), (80, 506738), (160, 253369)]