20393370

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1481}}^1$

素因数の和:1517

約数の個数: 80

約数和(自身を含む): 58100328

約数和(自身を除く): 37706958

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 81, 85, 90, 102, 135, 153, 162, 170, 255, 270, 306, 405, 459, 510, 765, 810, 918, 1377, 1481, 1530, 2295, 2754, 2962, 4443, 4590, 6885, 7405, 8886, 13329, 13770, 14810, 22215, 25177, 26658, 39987, 44430, 50354, 66645, 75531, 79974, 119961, 125885, 133290, 151062, 199935, 226593, 239922, 251770, 377655, 399870, 453186, 599805, 679779, 755310, 1132965, 1199610, 1359558, 2039337, 2265930, 3398895, 4078674, 6797790, 10196685, 20393370]

約数ペア:

[(1, 20393370), (2, 10196685), (3, 6797790), (5, 4078674), (6, 3398895), (9, 2265930), (10, 2039337), (15, 1359558), (17, 1199610), (18, 1132965), (27, 755310), (30, 679779), (34, 599805), (45, 453186), (51, 399870), (54, 377655), (81, 251770), (85, 239922), (90, 226593), (102, 199935), (135, 151062), (153, 133290), (162, 125885), (170, 119961), (255, 79974), (270, 75531), (306, 66645), (405, 50354), (459, 44430), (510, 39987), (765, 26658), (810, 25177), (918, 22215), (1377, 14810), (1481, 13770), (1530, 13329), (2295, 8886), (2754, 7405), (2962, 6885), (4443, 4590)]