20590500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 192

約数和(自身を含む): 71705088

約数和(自身を除く): 51114588

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 37, 42, 50, 53, 60, 70, 74, 75, 84, 100, 105, 106, 111, 125, 140, 148, 150, 159, 175, 185, 210, 212, 222, 250, 259, 265, 300, 318, 350, 370, 371, 375, 420, 444, 500, 518, 525, 530, 555, 636, 700, 740, 742, 750, 777, 795, 875, 925, 1036, 1050, 1060, 1110, 1113, 1295, 1325, 1484, 1500, 1554, 1590, 1750, 1850, 1855, 1961, 2100, 2220, 2226, 2590, 2625, 2650, 2775, 3108, 3180, 3500, 3700, 3710, 3885, 3922, 3975, 4452, 4625, 5180, 5250, 5300, 5550, 5565, 5883, 6475, 6625, 7420, 7770, 7844, 7950, 9250, 9275, 9805, 10500, 11100, 11130, 11766, 12950, 13250, 13727, 13875, 15540, 15900, 18500, 18550, 19425, 19610, 19875, 22260, 23532, 25900, 26500, 27454, 27750, 27825, 29415, 32375, 37100, 38850, 39220, 39750, 41181, 46375, 49025, 54908, 55500, 55650, 58830, 64750, 68635, 77700, 79500, 82362, 92750, 97125, 98050, 111300, 117660, 129500, 137270, 139125, 147075, 164724, 185500, 194250, 196100, 205905, 245125, 274540, 278250, 294150, 343175, 388500, 411810, 490250, 556500, 588300, 686350, 735375, 823620, 980500, 1029525, 1372700, 1470750, 1715875, 2059050, 2941500, 3431750, 4118100, 5147625, 6863500, 10295250, 20590500]

約数ペア:

[(1, 20590500), (2, 10295250), (3, 6863500), (4, 5147625), (5, 4118100), (6, 3431750), (7, 2941500), (10, 2059050), (12, 1715875), (14, 1470750), (15, 1372700), (20, 1029525), (21, 980500), (25, 823620), (28, 735375), (30, 686350), (35, 588300), (37, 556500), (42, 490250), (50, 411810), (53, 388500), (60, 343175), (70, 294150), (74, 278250), (75, 274540), (84, 245125), (100, 205905), (105, 196100), (106, 194250), (111, 185500), (125, 164724), (140, 147075), (148, 139125), (150, 137270), (159, 129500), (175, 117660), (185, 111300), (210, 98050), (212, 97125), (222, 92750), (250, 82362), (259, 79500), (265, 77700), (300, 68635), (318, 64750), (350, 58830), (370, 55650), (371, 55500), (375, 54908), (420, 49025), (444, 46375), (500, 41181), (518, 39750), (525, 39220), (530, 38850), (555, 37100), (636, 32375), (700, 29415), (740, 27825), (742, 27750), (750, 27454), (777, 26500), (795, 25900), (875, 23532), (925, 22260), (1036, 19875), (1050, 19610), (1060, 19425), (1110, 18550), (1113, 18500), (1295, 15900), (1325, 15540), (1484, 13875), (1500, 13727), (1554, 13250), (1590, 12950), (1750, 11766), (1850, 11130), (1855, 11100), (1961, 10500), (2100, 9805), (2220, 9275), (2226, 9250), (2590, 7950), (2625, 7844), (2650, 7770), (2775, 7420), (3108, 6625), (3180, 6475), (3500, 5883), (3700, 5565), (3710, 5550), (3885, 5300), (3922, 5250), (3975, 5180), (4452, 4625)]