19805580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{36677}}^1$

素因数の和:36695

約数の個数: 48

約数和(自身を含む): 61619040

約数和(自身を除く): 41813460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 36677, 73354, 110031, 146708, 183385, 220062, 330093, 366770, 440124, 550155, 660186, 733540, 990279, 1100310, 1320372, 1650465, 1980558, 2200620, 3300930, 3961116, 4951395, 6601860, 9902790, 19805580]

約数ペア:

[(1, 19805580), (2, 9902790), (3, 6601860), (4, 4951395), (5, 3961116), (6, 3300930), (9, 2200620), (10, 1980558), (12, 1650465), (15, 1320372), (18, 1100310), (20, 990279), (27, 733540), (30, 660186), (36, 550155), (45, 440124), (54, 366770), (60, 330093), (90, 220062), (108, 183385), (135, 146708), (180, 110031), (270, 73354), (540, 36677)]