9892280

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1109}}^1$

素因数の和:1343

約数の個数: 32

約数和(自身を含む): 22377600

約数和(自身を除く): 12485320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1109, 1115, 1784, 2218, 2230, 4436, 4460, 5545, 8872, 8920, 11090, 22180, 44360, 247307, 494614, 989228, 1236535, 1978456, 2473070, 4946140, 9892280]

約数ペア:

[(1, 9892280), (2, 4946140), (4, 2473070), (5, 1978456), (8, 1236535), (10, 989228), (20, 494614), (40, 247307), (223, 44360), (446, 22180), (892, 11090), (1109, 8920), (1115, 8872), (1784, 5545), (2218, 4460), (2230, 4436)]