20488521504

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{571}}^1\times {\mathrm{3089}}^1$

素因数の和:3695

約数の個数: 144

約数和(自身を含む): 59238859680

約数和(自身を除く): 38750338176

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 121, 132, 176, 242, 264, 352, 363, 484, 528, 571, 726, 968, 1056, 1142, 1452, 1713, 1936, 2284, 2904, 3089, 3426, 3872, 4568, 5808, 6178, 6281, 6852, 9136, 9267, 11616, 12356, 12562, 13704, 18272, 18534, 18843, 24712, 25124, 27408, 33979, 37068, 37686, 49424, 50248, 54816, 67958, 69091, 74136, 75372, 98848, 100496, 101937, 135916, 138182, 148272, 150744, 200992, 203874, 207273, 271832, 276364, 296544, 301488, 373769, 407748, 414546, 543664, 552728, 602976, 747538, 815496, 829092, 1087328, 1105456, 1121307, 1495076, 1630992, 1658184, 1763819, 2210912, 2242614, 2990152, 3261984, 3316368, 3527638, 4485228, 5291457, 5980304, 6632736, 7055276, 8970456, 10582914, 11960608, 14110552, 17940912, 19402009, 21165828, 28221104, 35881824, 38804018, 42331656, 56442208, 58206027, 77608036, 84663312, 116412054, 155216072, 169326624, 213422099, 232824108, 310432144, 426844198, 465648216, 620864288, 640266297, 853688396, 931296432, 1280532594, 1707376792, 1862592864, 2561065188, 3414753584, 5122130376, 6829507168, 10244260752, 20488521504]

約数ペア:

[(1, 20488521504), (2, 10244260752), (3, 6829507168), (4, 5122130376), (6, 3414753584), (8, 2561065188), (11, 1862592864), (12, 1707376792), (16, 1280532594), (22, 931296432), (24, 853688396), (32, 640266297), (33, 620864288), (44, 465648216), (48, 426844198), (66, 310432144), (88, 232824108), (96, 213422099), (121, 169326624), (132, 155216072), (176, 116412054), (242, 84663312), (264, 77608036), (352, 58206027), (363, 56442208), (484, 42331656), (528, 38804018), (571, 35881824), (726, 28221104), (968, 21165828), (1056, 19402009), (1142, 17940912), (1452, 14110552), (1713, 11960608), (1936, 10582914), (2284, 8970456), (2904, 7055276), (3089, 6632736), (3426, 5980304), (3872, 5291457), (4568, 4485228), (5808, 3527638), (6178, 3316368), (6281, 3261984), (6852, 2990152), (9136, 2242614), (9267, 2210912), (11616, 1763819), (12356, 1658184), (12562, 1630992), (13704, 1495076), (18272, 1121307), (18534, 1105456), (18843, 1087328), (24712, 829092), (25124, 815496), (27408, 747538), (33979, 602976), (37068, 552728), (37686, 543664), (49424, 414546), (50248, 407748), (54816, 373769), (67958, 301488), (69091, 296544), (74136, 276364), (75372, 271832), (98848, 207273), (100496, 203874), (101937, 200992), (135916, 150744), (138182, 148272)]