20326140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{12547}}^1$

素因数の和:12568

約数の個数: 60

約数和(自身を含む): 63768936

約数和(自身を除く): 43442796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 12547, 25094, 37641, 50188, 62735, 75282, 112923, 125470, 150564, 188205, 225846, 250940, 338769, 376410, 451692, 564615, 677538, 752820, 1016307, 1129230, 1355076, 1693845, 2032614, 2258460, 3387690, 4065228, 5081535, 6775380, 10163070, 20326140]

約数ペア:

[(1, 20326140), (2, 10163070), (3, 6775380), (4, 5081535), (5, 4065228), (6, 3387690), (9, 2258460), (10, 2032614), (12, 1693845), (15, 1355076), (18, 1129230), (20, 1016307), (27, 752820), (30, 677538), (36, 564615), (45, 451692), (54, 376410), (60, 338769), (81, 250940), (90, 225846), (108, 188205), (135, 150564), (162, 125470), (180, 112923), (270, 75282), (324, 62735), (405, 50188), (540, 37641), (810, 25094), (1620, 12547)]