20996340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{349939}}^1$

素因数の和:349951

約数の個数: 24

約数和(自身を含む): 58789920

約数和(自身を除く): 37793580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 349939, 699878, 1049817, 1399756, 1749695, 2099634, 3499390, 4199268, 5249085, 6998780, 10498170, 20996340]

約数ペア:

[(1, 20996340), (2, 10498170), (3, 6998780), (4, 5249085), (5, 4199268), (6, 3499390), (10, 2099634), (12, 1749695), (15, 1399756), (20, 1049817), (30, 699878), (60, 349939)]