9215240

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2281}}^1$

素因数の和:2393

約数の個数: 32

約数和(自身を含む): 20948760

約数和(自身を除く): 11733520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 2281, 4040, 4562, 9124, 11405, 18248, 22810, 45620, 91240, 230381, 460762, 921524, 1151905, 1843048, 2303810, 4607620, 9215240]

約数ペア:

[(1, 9215240), (2, 4607620), (4, 2303810), (5, 1843048), (8, 1151905), (10, 921524), (20, 460762), (40, 230381), (101, 91240), (202, 45620), (404, 22810), (505, 18248), (808, 11405), (1010, 9124), (2020, 4562), (2281, 4040)]