97820560

素因数分解:

$2^4\times 5^1\times {\mathrm{1222757}}^1$

素因数の和:1222770

約数の個数: 20

約数和(自身を含む): 227432988

約数和(自身を除く): 129612428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1222757, 2445514, 4891028, 6113785, 9782056, 12227570, 19564112, 24455140, 48910280, 97820560]

約数ペア:

[(1, 97820560), (2, 48910280), (4, 24455140), (5, 19564112), (8, 12227570), (10, 9782056), (16, 6113785), (20, 4891028), (40, 2445514), (80, 1222757)]