20598660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{317}}^1$

素因数の和:370

約数の個数: 108

約数和(自身を含む): 66152268

約数和(自身を除く): 45553608

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 317, 342, 361, 380, 570, 634, 684, 722, 855, 951, 1083, 1140, 1268, 1444, 1585, 1710, 1805, 1902, 2166, 2853, 3170, 3249, 3420, 3610, 3804, 4332, 4755, 5415, 5706, 6023, 6340, 6498, 7220, 9510, 10830, 11412, 12046, 12996, 14265, 16245, 18069, 19020, 21660, 24092, 28530, 30115, 32490, 36138, 54207, 57060, 60230, 64980, 72276, 90345, 108414, 114437, 120460, 180690, 216828, 228874, 271035, 343311, 361380, 457748, 542070, 572185, 686622, 1029933, 1084140, 1144370, 1373244, 1716555, 2059866, 2288740, 3433110, 4119732, 5149665, 6866220, 10299330, 20598660]

約数ペア:

[(1, 20598660), (2, 10299330), (3, 6866220), (4, 5149665), (5, 4119732), (6, 3433110), (9, 2288740), (10, 2059866), (12, 1716555), (15, 1373244), (18, 1144370), (19, 1084140), (20, 1029933), (30, 686622), (36, 572185), (38, 542070), (45, 457748), (57, 361380), (60, 343311), (76, 271035), (90, 228874), (95, 216828), (114, 180690), (171, 120460), (180, 114437), (190, 108414), (228, 90345), (285, 72276), (317, 64980), (342, 60230), (361, 57060), (380, 54207), (570, 36138), (634, 32490), (684, 30115), (722, 28530), (855, 24092), (951, 21660), (1083, 19020), (1140, 18069), (1268, 16245), (1444, 14265), (1585, 12996), (1710, 12046), (1805, 11412), (1902, 10830), (2166, 9510), (2853, 7220), (3170, 6498), (3249, 6340), (3420, 6023), (3610, 5706), (3804, 5415), (4332, 4755)]