140294080

素因数分解:

$2^6\times 5^1\times {\mathrm{438419}}^1$

素因数の和:438436

約数の個数: 28

約数和(自身を含む): 334076040

約数和(自身を除く): 193781960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 438419, 876838, 1753676, 2192095, 3507352, 4384190, 7014704, 8768380, 14029408, 17536760, 28058816, 35073520, 70147040, 140294080]

約数ペア:

[(1, 140294080), (2, 70147040), (4, 35073520), (5, 28058816), (8, 17536760), (10, 14029408), (16, 8768380), (20, 7014704), (32, 4384190), (40, 3507352), (64, 2192095), (80, 1753676), (160, 876838), (320, 438419)]