20286223920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{908881}}^1$

素因数の和:908931

約数の個数: 120

約数和(自身を含む): 70325653632

約数和(自身を除く): 50039429712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 22320, 908881, 1817762, 2726643, 3635524, 4544405, 5453286, 7271048, 8179929, 9088810, 10906572, 13633215, 14542096, 16359858, 18177620, 21813144, 27266430, 28175311, 32719716, 36355240, 40899645, 43626288, 54532860, 56350622, 65439432, 72710480, 81799290, 84525933, 109065720, 112701244, 130878864, 140876555, 163598580, 169051866, 218131440, 225402488, 253577799, 281753110, 327197160, 338103732, 422629665, 450804976, 507155598, 563506220, 654394320, 676207464, 845259330, 1014311196, 1127012440, 1267888995, 1352414928, 1690518660, 2028622392, 2254024880, 2535777990, 3381037320, 4057244784, 5071555980, 6762074640, 10143111960, 20286223920]

約数ペア:

[(1, 20286223920), (2, 10143111960), (3, 6762074640), (4, 5071555980), (5, 4057244784), (6, 3381037320), (8, 2535777990), (9, 2254024880), (10, 2028622392), (12, 1690518660), (15, 1352414928), (16, 1267888995), (18, 1127012440), (20, 1014311196), (24, 845259330), (30, 676207464), (31, 654394320), (36, 563506220), (40, 507155598), (45, 450804976), (48, 422629665), (60, 338103732), (62, 327197160), (72, 281753110), (80, 253577799), (90, 225402488), (93, 218131440), (120, 169051866), (124, 163598580), (144, 140876555), (155, 130878864), (180, 112701244), (186, 109065720), (240, 84525933), (248, 81799290), (279, 72710480), (310, 65439432), (360, 56350622), (372, 54532860), (465, 43626288), (496, 40899645), (558, 36355240), (620, 32719716), (720, 28175311), (744, 27266430), (930, 21813144), (1116, 18177620), (1240, 16359858), (1395, 14542096), (1488, 13633215), (1860, 10906572), (2232, 9088810), (2480, 8179929), (2790, 7271048), (3720, 5453286), (4464, 4544405), (5580, 3635524), (7440, 2726643), (11160, 1817762), (22320, 908881)]