1259260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{797}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 2681280

約数和(自身を除く): 1422020

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 797, 1580, 1594, 3188, 3985, 7970, 15940, 62963, 125926, 251852, 314815, 629630, 1259260]

約数ペア:

[(1, 1259260), (2, 629630), (4, 314815), (5, 251852), (10, 125926), (20, 62963), (79, 15940), (158, 7970), (316, 3985), (395, 3188), (790, 1594), (797, 1580)]