127735880

素因数分解:

$2^3\times 5^1\times {\mathrm{3193397}}^1$

素因数の和:3193408

約数の個数: 16

約数和(自身を含む): 287405820

約数和(自身を除く): 159669940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3193397, 6386794, 12773588, 15966985, 25547176, 31933970, 63867940, 127735880]

約数ペア:

[(1, 127735880), (2, 63867940), (4, 31933970), (5, 25547176), (8, 15966985), (10, 12773588), (20, 6386794), (40, 3193397)]