20269620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{16087}}^1$

素因数の和:16109

約数の個数: 72

約数和(自身を含む): 70272384

約数和(自身を除く): 50002764

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 16087, 32174, 48261, 64348, 80435, 96522, 112609, 144783, 160870, 193044, 225218, 241305, 289566, 321740, 337827, 450436, 482610, 563045, 579132, 675654, 723915, 965220, 1013481, 1126090, 1351308, 1447830, 1689135, 2026962, 2252180, 2895660, 3378270, 4053924, 5067405, 6756540, 10134810, 20269620]

約数ペア:

[(1, 20269620), (2, 10134810), (3, 6756540), (4, 5067405), (5, 4053924), (6, 3378270), (7, 2895660), (9, 2252180), (10, 2026962), (12, 1689135), (14, 1447830), (15, 1351308), (18, 1126090), (20, 1013481), (21, 965220), (28, 723915), (30, 675654), (35, 579132), (36, 563045), (42, 482610), (45, 450436), (60, 337827), (63, 321740), (70, 289566), (84, 241305), (90, 225218), (105, 193044), (126, 160870), (140, 144783), (180, 112609), (210, 96522), (252, 80435), (315, 64348), (420, 48261), (630, 32174), (1260, 16087)]