20211240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{24061}}^1$

素因数の和:24082

約数の個数: 64

約数和(自身を含む): 69298560

約数和(自身を除く): 49087320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 24061, 48122, 72183, 96244, 120305, 144366, 168427, 192488, 240610, 288732, 336854, 360915, 481220, 505281, 577464, 673708, 721830, 842135, 962440, 1010562, 1347416, 1443660, 1684270, 2021124, 2526405, 2887320, 3368540, 4042248, 5052810, 6737080, 10105620, 20211240]

約数ペア:

[(1, 20211240), (2, 10105620), (3, 6737080), (4, 5052810), (5, 4042248), (6, 3368540), (7, 2887320), (8, 2526405), (10, 2021124), (12, 1684270), (14, 1443660), (15, 1347416), (20, 1010562), (21, 962440), (24, 842135), (28, 721830), (30, 673708), (35, 577464), (40, 505281), (42, 481220), (56, 360915), (60, 336854), (70, 288732), (84, 240610), (105, 192488), (120, 168427), (140, 144366), (168, 120305), (210, 96244), (280, 72183), (420, 48122), (840, 24061)]