140028160

素因数分解:

$2^8\times 5^1\times {\mathrm{109397}}^1$

素因数の和:109418

約数の個数: 36

約数和(自身を含む): 335414268

約数和(自身を除く): 195386108

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 109397, 218794, 437588, 546985, 875176, 1093970, 1750352, 2187940, 3500704, 4375880, 7001408, 8751760, 14002816, 17503520, 28005632, 35007040, 70014080, 140028160]

約数ペア:

[(1, 140028160), (2, 70014080), (4, 35007040), (5, 28005632), (8, 17503520), (10, 14002816), (16, 8751760), (20, 7001408), (32, 4375880), (40, 3500704), (64, 2187940), (80, 1750352), (128, 1093970), (160, 875176), (256, 546985), (320, 437588), (640, 218794), (1280, 109397)]