28447520

素因数分解:

$2^5\times 5^1\times {\mathrm{177797}}^1$

素因数の和:177812

約数の個数: 24

約数和(自身を含む): 67207644

約数和(自身を除く): 38760124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 177797, 355594, 711188, 888985, 1422376, 1777970, 2844752, 3555940, 5689504, 7111880, 14223760, 28447520]

約数ペア:

[(1, 28447520), (2, 14223760), (4, 7111880), (5, 5689504), (8, 3555940), (10, 2844752), (16, 1777970), (20, 1422376), (32, 888985), (40, 711188), (80, 355594), (160, 177797)]