28847240

素因数分解:

$2^3\times 5^1\times {\mathrm{721181}}^1$

素因数の和:721192

約数の個数: 16

約数和(自身を含む): 64906380

約数和(自身を除く): 36059140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 721181, 1442362, 2884724, 3605905, 5769448, 7211810, 14423620, 28847240]

約数ペア:

[(1, 28847240), (2, 14423620), (4, 7211810), (5, 5769448), (8, 3605905), (10, 2884724), (20, 1442362), (40, 721181)]