20367720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18859}}^1$

素因数の和:18879

約数の個数: 64

約数和(自身を含む): 67896000

約数和(自身を除く): 47528280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18859, 37718, 56577, 75436, 94295, 113154, 150872, 169731, 188590, 226308, 282885, 339462, 377180, 452616, 509193, 565770, 678924, 754360, 848655, 1018386, 1131540, 1357848, 1697310, 2036772, 2263080, 2545965, 3394620, 4073544, 5091930, 6789240, 10183860, 20367720]

約数ペア:

[(1, 20367720), (2, 10183860), (3, 6789240), (4, 5091930), (5, 4073544), (6, 3394620), (8, 2545965), (9, 2263080), (10, 2036772), (12, 1697310), (15, 1357848), (18, 1131540), (20, 1018386), (24, 848655), (27, 754360), (30, 678924), (36, 565770), (40, 509193), (45, 452616), (54, 377180), (60, 339462), (72, 282885), (90, 226308), (108, 188590), (120, 169731), (135, 150872), (180, 113154), (216, 94295), (270, 75436), (360, 56577), (540, 37718), (1080, 18859)]