20220000

素因数分解:

$2^5\times 3^1\times 5^4\times {\mathrm{337}}^1$

素因数の和:370

約数の個数: 120

約数和(自身を含む): 66522456

約数和(自身を除く): 46302456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 200, 240, 250, 300, 337, 375, 400, 480, 500, 600, 625, 674, 750, 800, 1000, 1011, 1200, 1250, 1348, 1500, 1685, 1875, 2000, 2022, 2400, 2500, 2696, 3000, 3370, 3750, 4000, 4044, 5000, 5055, 5392, 6000, 6740, 7500, 8088, 8425, 10000, 10110, 10784, 12000, 13480, 15000, 16176, 16850, 20000, 20220, 25275, 26960, 30000, 32352, 33700, 40440, 42125, 50550, 53920, 60000, 67400, 80880, 84250, 101100, 126375, 134800, 161760, 168500, 202200, 210625, 252750, 269600, 337000, 404400, 421250, 505500, 631875, 674000, 808800, 842500, 1011000, 1263750, 1348000, 1685000, 2022000, 2527500, 3370000, 4044000, 5055000, 6740000, 10110000, 20220000]

約数ペア:

[(1, 20220000), (2, 10110000), (3, 6740000), (4, 5055000), (5, 4044000), (6, 3370000), (8, 2527500), (10, 2022000), (12, 1685000), (15, 1348000), (16, 1263750), (20, 1011000), (24, 842500), (25, 808800), (30, 674000), (32, 631875), (40, 505500), (48, 421250), (50, 404400), (60, 337000), (75, 269600), (80, 252750), (96, 210625), (100, 202200), (120, 168500), (125, 161760), (150, 134800), (160, 126375), (200, 101100), (240, 84250), (250, 80880), (300, 67400), (337, 60000), (375, 53920), (400, 50550), (480, 42125), (500, 40440), (600, 33700), (625, 32352), (674, 30000), (750, 26960), (800, 25275), (1000, 20220), (1011, 20000), (1200, 16850), (1250, 16176), (1348, 15000), (1500, 13480), (1685, 12000), (1875, 10784), (2000, 10110), (2022, 10000), (2400, 8425), (2500, 8088), (2696, 7500), (3000, 6740), (3370, 6000), (3750, 5392), (4000, 5055), (4044, 5000)]