18637360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1447}}^1$

素因数の和:1490

約数の個数: 80

約数和(自身を含む): 51710976

約数和(自身を除く): 33073616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1447, 1610, 1840, 2576, 2894, 3220, 5788, 6440, 7235, 10129, 11576, 12880, 14470, 20258, 23152, 28940, 33281, 40516, 50645, 57880, 66562, 81032, 101290, 115760, 133124, 162064, 166405, 202580, 232967, 266248, 332810, 405160, 465934, 532496, 665620, 810320, 931868, 1164835, 1331240, 1863736, 2329670, 2662480, 3727472, 4659340, 9318680, 18637360]

約数ペア:

[(1, 18637360), (2, 9318680), (4, 4659340), (5, 3727472), (7, 2662480), (8, 2329670), (10, 1863736), (14, 1331240), (16, 1164835), (20, 931868), (23, 810320), (28, 665620), (35, 532496), (40, 465934), (46, 405160), (56, 332810), (70, 266248), (80, 232967), (92, 202580), (112, 166405), (115, 162064), (140, 133124), (161, 115760), (184, 101290), (230, 81032), (280, 66562), (322, 57880), (368, 50645), (460, 40516), (560, 33281), (644, 28940), (805, 23152), (920, 20258), (1288, 14470), (1447, 12880), (1610, 11576), (1840, 10129), (2576, 7235), (2894, 6440), (3220, 5788)]