20104740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1201}}^1$

素因数の和:1250

約数の個数: 96

約数和(自身を含む): 64619520

約数和(自身を除く): 44514780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 1116, 1201, 1395, 1674, 1860, 2402, 2790, 3348, 3603, 4185, 4804, 5580, 6005, 7206, 8370, 10809, 12010, 14412, 16740, 18015, 21618, 24020, 32427, 36030, 37231, 43236, 54045, 64854, 72060, 74462, 108090, 111693, 129708, 148924, 162135, 186155, 216180, 223386, 324270, 335079, 372310, 446772, 558465, 648540, 670158, 744620, 1005237, 1116930, 1340316, 1675395, 2010474, 2233860, 3350790, 4020948, 5026185, 6701580, 10052370, 20104740]

約数ペア:

[(1, 20104740), (2, 10052370), (3, 6701580), (4, 5026185), (5, 4020948), (6, 3350790), (9, 2233860), (10, 2010474), (12, 1675395), (15, 1340316), (18, 1116930), (20, 1005237), (27, 744620), (30, 670158), (31, 648540), (36, 558465), (45, 446772), (54, 372310), (60, 335079), (62, 324270), (90, 223386), (93, 216180), (108, 186155), (124, 162135), (135, 148924), (155, 129708), (180, 111693), (186, 108090), (270, 74462), (279, 72060), (310, 64854), (372, 54045), (465, 43236), (540, 37231), (558, 36030), (620, 32427), (837, 24020), (930, 21618), (1116, 18015), (1201, 16740), (1395, 14412), (1674, 12010), (1860, 10809), (2402, 8370), (2790, 7206), (3348, 6005), (3603, 5580), (4185, 4804)]