20824290

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:613

約数の個数: 80

約数和(自身を含む): 57290112

約数和(自身を除く): 36465822

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 81, 90, 94, 135, 141, 162, 235, 270, 282, 405, 423, 470, 547, 705, 810, 846, 1094, 1269, 1410, 1641, 2115, 2538, 2735, 3282, 3807, 4230, 4923, 5470, 6345, 7614, 8205, 9846, 12690, 14769, 16410, 19035, 24615, 25709, 29538, 38070, 44307, 49230, 51418, 73845, 77127, 88614, 128545, 147690, 154254, 221535, 231381, 257090, 385635, 443070, 462762, 694143, 771270, 1156905, 1388286, 2082429, 2313810, 3470715, 4164858, 6941430, 10412145, 20824290]

約数ペア:

[(1, 20824290), (2, 10412145), (3, 6941430), (5, 4164858), (6, 3470715), (9, 2313810), (10, 2082429), (15, 1388286), (18, 1156905), (27, 771270), (30, 694143), (45, 462762), (47, 443070), (54, 385635), (81, 257090), (90, 231381), (94, 221535), (135, 154254), (141, 147690), (162, 128545), (235, 88614), (270, 77127), (282, 73845), (405, 51418), (423, 49230), (470, 44307), (547, 38070), (705, 29538), (810, 25709), (846, 24615), (1094, 19035), (1269, 16410), (1410, 14769), (1641, 12690), (2115, 9846), (2538, 8205), (2735, 7614), (3282, 6345), (3807, 5470), (4230, 4923)]