1234854440

素因数分解:

$2^3\times 5^1\times {\mathrm{30871361}}^1$

素因数の和:30871372

約数の個数: 16

約数和(自身を含む): 2778422580

約数和(自身を除く): 1543568140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 30871361, 61742722, 123485444, 154356805, 246970888, 308713610, 617427220, 1234854440]

約数ペア:

[(1, 1234854440), (2, 617427220), (4, 308713610), (5, 246970888), (8, 154356805), (10, 123485444), (20, 61742722), (40, 30871361)]