121920440

素因数分解:

$2^3\times 5^1\times {\mathrm{3048011}}^1$

素因数の和:3048022

約数の個数: 16

約数和(自身を含む): 274321080

約数和(自身を除く): 152400640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3048011, 6096022, 12192044, 15240055, 24384088, 30480110, 60960220, 121920440]

約数ペア:

[(1, 121920440), (2, 60960220), (4, 30480110), (5, 24384088), (8, 15240055), (10, 12192044), (20, 6096022), (40, 3048011)]