20368530

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{829}}^1$

素因数の和:865

約数の個数: 128

約数和(自身を含む): 66931200

約数和(自身を除く): 46562670

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 135, 182, 189, 195, 210, 234, 270, 273, 315, 351, 378, 390, 455, 546, 585, 630, 702, 819, 829, 910, 945, 1170, 1365, 1638, 1658, 1755, 1890, 2457, 2487, 2730, 3510, 4095, 4145, 4914, 4974, 5803, 7461, 8190, 8290, 10777, 11606, 12285, 12435, 14922, 17409, 21554, 22383, 24570, 24870, 29015, 32331, 34818, 37305, 44766, 52227, 53885, 58030, 64662, 74610, 75439, 87045, 96993, 104454, 107770, 111915, 150878, 156681, 161655, 174090, 193986, 223830, 226317, 261135, 290979, 313362, 323310, 377195, 452634, 484965, 522270, 581958, 678951, 754390, 783405, 969930, 1131585, 1357902, 1454895, 1566810, 2036853, 2263170, 2909790, 3394755, 4073706, 6789510, 10184265, 20368530]

約数ペア:

[(1, 20368530), (2, 10184265), (3, 6789510), (5, 4073706), (6, 3394755), (7, 2909790), (9, 2263170), (10, 2036853), (13, 1566810), (14, 1454895), (15, 1357902), (18, 1131585), (21, 969930), (26, 783405), (27, 754390), (30, 678951), (35, 581958), (39, 522270), (42, 484965), (45, 452634), (54, 377195), (63, 323310), (65, 313362), (70, 290979), (78, 261135), (90, 226317), (91, 223830), (105, 193986), (117, 174090), (126, 161655), (130, 156681), (135, 150878), (182, 111915), (189, 107770), (195, 104454), (210, 96993), (234, 87045), (270, 75439), (273, 74610), (315, 64662), (351, 58030), (378, 53885), (390, 52227), (455, 44766), (546, 37305), (585, 34818), (630, 32331), (702, 29015), (819, 24870), (829, 24570), (910, 22383), (945, 21554), (1170, 17409), (1365, 14922), (1638, 12435), (1658, 12285), (1755, 11606), (1890, 10777), (2457, 8290), (2487, 8190), (2730, 7461), (3510, 5803), (4095, 4974), (4145, 4914)]