20853000

素因数分解:

$2^3\times 3^2\times 5^3\times 7^1\times {\mathrm{331}}^1$

素因数の和:365

約数の個数: 192

約数和(自身を含む): 80795520

約数和(自身を除く): 59942520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 125, 126, 140, 150, 168, 175, 180, 200, 210, 225, 250, 252, 280, 300, 315, 331, 350, 360, 375, 420, 450, 500, 504, 525, 600, 630, 662, 700, 750, 840, 875, 900, 993, 1000, 1050, 1125, 1260, 1324, 1400, 1500, 1575, 1655, 1750, 1800, 1986, 2100, 2250, 2317, 2520, 2625, 2648, 2979, 3000, 3150, 3310, 3500, 3972, 4200, 4500, 4634, 4965, 5250, 5958, 6300, 6620, 6951, 7000, 7875, 7944, 8275, 9000, 9268, 9930, 10500, 11585, 11916, 12600, 13240, 13902, 14895, 15750, 16550, 18536, 19860, 20853, 21000, 23170, 23832, 24825, 27804, 29790, 31500, 33100, 34755, 39720, 41375, 41706, 46340, 49650, 55608, 57925, 59580, 63000, 66200, 69510, 74475, 82750, 83412, 92680, 99300, 104265, 115850, 119160, 124125, 139020, 148950, 165500, 166824, 173775, 198600, 208530, 231700, 248250, 278040, 289625, 297900, 331000, 347550, 372375, 417060, 463400, 496500, 521325, 579250, 595800, 695100, 744750, 834120, 868875, 993000, 1042650, 1158500, 1390200, 1489500, 1737750, 2085300, 2317000, 2606625, 2979000, 3475500, 4170600, 5213250, 6951000, 10426500, 20853000]

約数ペア:

[(1, 20853000), (2, 10426500), (3, 6951000), (4, 5213250), (5, 4170600), (6, 3475500), (7, 2979000), (8, 2606625), (9, 2317000), (10, 2085300), (12, 1737750), (14, 1489500), (15, 1390200), (18, 1158500), (20, 1042650), (21, 993000), (24, 868875), (25, 834120), (28, 744750), (30, 695100), (35, 595800), (36, 579250), (40, 521325), (42, 496500), (45, 463400), (50, 417060), (56, 372375), (60, 347550), (63, 331000), (70, 297900), (72, 289625), (75, 278040), (84, 248250), (90, 231700), (100, 208530), (105, 198600), (120, 173775), (125, 166824), (126, 165500), (140, 148950), (150, 139020), (168, 124125), (175, 119160), (180, 115850), (200, 104265), (210, 99300), (225, 92680), (250, 83412), (252, 82750), (280, 74475), (300, 69510), (315, 66200), (331, 63000), (350, 59580), (360, 57925), (375, 55608), (420, 49650), (450, 46340), (500, 41706), (504, 41375), (525, 39720), (600, 34755), (630, 33100), (662, 31500), (700, 29790), (750, 27804), (840, 24825), (875, 23832), (900, 23170), (993, 21000), (1000, 20853), (1050, 19860), (1125, 18536), (1260, 16550), (1324, 15750), (1400, 14895), (1500, 13902), (1575, 13240), (1655, 12600), (1750, 11916), (1800, 11585), (1986, 10500), (2100, 9930), (2250, 9268), (2317, 9000), (2520, 8275), (2625, 7944), (2648, 7875), (2979, 7000), (3000, 6951), (3150, 6620), (3310, 6300), (3500, 5958), (3972, 5250), (4200, 4965), (4500, 4634)]