867260

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 1843296

約数和(自身を除く): 976036

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 421, 515, 842, 1030, 1684, 2060, 2105, 4210, 8420, 43363, 86726, 173452, 216815, 433630, 867260]

約数ペア:

[(1, 867260), (2, 433630), (4, 216815), (5, 173452), (10, 86726), (20, 43363), (103, 8420), (206, 4210), (412, 2105), (421, 2060), (515, 1684), (842, 1030)]