20970600

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{4993}}^1$

素因数の和:5019

約数の個数: 96

約数和(自身を含む): 74310720

約数和(自身を除く): 53340120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 4993, 9986, 14979, 19972, 24965, 29958, 34951, 39944, 49930, 59916, 69902, 74895, 99860, 104853, 119832, 124825, 139804, 149790, 174755, 199720, 209706, 249650, 279608, 299580, 349510, 374475, 419412, 499300, 524265, 599160, 699020, 748950, 838824, 873775, 998600, 1048530, 1398040, 1497900, 1747550, 2097060, 2621325, 2995800, 3495100, 4194120, 5242650, 6990200, 10485300, 20970600]

約数ペア:

[(1, 20970600), (2, 10485300), (3, 6990200), (4, 5242650), (5, 4194120), (6, 3495100), (7, 2995800), (8, 2621325), (10, 2097060), (12, 1747550), (14, 1497900), (15, 1398040), (20, 1048530), (21, 998600), (24, 873775), (25, 838824), (28, 748950), (30, 699020), (35, 599160), (40, 524265), (42, 499300), (50, 419412), (56, 374475), (60, 349510), (70, 299580), (75, 279608), (84, 249650), (100, 209706), (105, 199720), (120, 174755), (140, 149790), (150, 139804), (168, 124825), (175, 119832), (200, 104853), (210, 99860), (280, 74895), (300, 69902), (350, 59916), (420, 49930), (525, 39944), (600, 34951), (700, 29958), (840, 24965), (1050, 19972), (1400, 14979), (2100, 9986), (4200, 4993)]