3960140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8609}}^1$

素因数の和:8641

約数の個数: 24

約数和(自身を含む): 8678880

約数和(自身を除く): 4718740

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 8609, 17218, 34436, 43045, 86090, 172180, 198007, 396014, 792028, 990035, 1980070, 3960140]

約数ペア:

[(1, 3960140), (2, 1980070), (4, 990035), (5, 792028), (10, 396014), (20, 198007), (23, 172180), (46, 86090), (92, 43045), (115, 34436), (230, 17218), (460, 8609)]