2399120

素因数分解:

$2^4\times 5^1\times {\mathrm{29989}}^1$

素因数の和:30002

約数の個数: 20

約数和(自身を含む): 5578140

約数和(自身を除く): 3179020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 29989, 59978, 119956, 149945, 239912, 299890, 479824, 599780, 1199560, 2399120]

約数ペア:

[(1, 2399120), (2, 1199560), (4, 599780), (5, 479824), (8, 299890), (10, 239912), (16, 149945), (20, 119956), (40, 59978), (80, 29989)]