120871040

素因数分解:

$2^7\times 5^1\times {\mathrm{188861}}^1$

素因数の和:188880

約数の個数: 32

約数和(自身を含む): 288958860

約数和(自身を除く): 168087820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 188861, 377722, 755444, 944305, 1510888, 1888610, 3021776, 3777220, 6043552, 7554440, 12087104, 15108880, 24174208, 30217760, 60435520, 120871040]

約数ペア:

[(1, 120871040), (2, 60435520), (4, 30217760), (5, 24174208), (8, 15108880), (10, 12087104), (16, 7554440), (20, 6043552), (32, 3777220), (40, 3021776), (64, 1888610), (80, 1510888), (128, 944305), (160, 755444), (320, 377722), (640, 188861)]