127040

素因数分解:

$2^6\times 5^1\times {\mathrm{397}}^1$

素因数の和:414

約数の個数: 28

約数和(自身を含む): 303276

約数和(自身を除く): 176236

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 397, 794, 1588, 1985, 3176, 3970, 6352, 7940, 12704, 15880, 25408, 31760, 63520, 127040]

約数ペア:

[(1, 127040), (2, 63520), (4, 31760), (5, 25408), (8, 15880), (10, 12704), (16, 7940), (20, 6352), (32, 3970), (40, 3176), (64, 1985), (80, 1588), (160, 794), (320, 397)]