21238000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 160

約数和(自身を含む): 61746048

約数和(自身を除く): 40508048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 37, 40, 41, 50, 56, 70, 74, 80, 82, 100, 112, 125, 140, 148, 164, 175, 185, 200, 205, 250, 259, 280, 287, 296, 328, 350, 370, 400, 410, 500, 518, 560, 574, 592, 656, 700, 740, 820, 875, 925, 1000, 1025, 1036, 1148, 1295, 1400, 1435, 1480, 1517, 1640, 1750, 1850, 2000, 2050, 2072, 2296, 2590, 2800, 2870, 2960, 3034, 3280, 3500, 3700, 4100, 4144, 4592, 4625, 5125, 5180, 5740, 6068, 6475, 7000, 7175, 7400, 7585, 8200, 9250, 10250, 10360, 10619, 11480, 12136, 12950, 14000, 14350, 14800, 15170, 16400, 18500, 20500, 20720, 21238, 22960, 24272, 25900, 28700, 30340, 32375, 35875, 37000, 37925, 41000, 42476, 51800, 53095, 57400, 60680, 64750, 71750, 74000, 75850, 82000, 84952, 103600, 106190, 114800, 121360, 129500, 143500, 151700, 169904, 189625, 212380, 259000, 265475, 287000, 303400, 379250, 424760, 518000, 530950, 574000, 606800, 758500, 849520, 1061900, 1327375, 1517000, 2123800, 2654750, 3034000, 4247600, 5309500, 10619000, 21238000]

約数ペア:

[(1, 21238000), (2, 10619000), (4, 5309500), (5, 4247600), (7, 3034000), (8, 2654750), (10, 2123800), (14, 1517000), (16, 1327375), (20, 1061900), (25, 849520), (28, 758500), (35, 606800), (37, 574000), (40, 530950), (41, 518000), (50, 424760), (56, 379250), (70, 303400), (74, 287000), (80, 265475), (82, 259000), (100, 212380), (112, 189625), (125, 169904), (140, 151700), (148, 143500), (164, 129500), (175, 121360), (185, 114800), (200, 106190), (205, 103600), (250, 84952), (259, 82000), (280, 75850), (287, 74000), (296, 71750), (328, 64750), (350, 60680), (370, 57400), (400, 53095), (410, 51800), (500, 42476), (518, 41000), (560, 37925), (574, 37000), (592, 35875), (656, 32375), (700, 30340), (740, 28700), (820, 25900), (875, 24272), (925, 22960), (1000, 21238), (1025, 20720), (1036, 20500), (1148, 18500), (1295, 16400), (1400, 15170), (1435, 14800), (1480, 14350), (1517, 14000), (1640, 12950), (1750, 12136), (1850, 11480), (2000, 10619), (2050, 10360), (2072, 10250), (2296, 9250), (2590, 8200), (2800, 7585), (2870, 7400), (2960, 7175), (3034, 7000), (3280, 6475), (3500, 6068), (3700, 5740), (4100, 5180), (4144, 5125), (4592, 4625)]