3121520

素因数分解:

$2^4\times 5^1\times {\mathrm{39019}}^1$

素因数の和:39032

約数の個数: 20

約数和(自身を含む): 7257720

約数和(自身を除く): 4136200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 39019, 78038, 156076, 195095, 312152, 390190, 624304, 780380, 1560760, 3121520]

約数ペア:

[(1, 3121520), (2, 1560760), (4, 780380), (5, 624304), (8, 390190), (10, 312152), (16, 195095), (20, 156076), (40, 78038), (80, 39019)]