2021981500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1811}}^1$

素因数の和:1877

約数の個数: 192

約数和(自身を含む): 5698667520

約数和(自身を除く): 3676686020

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 29, 35, 44, 50, 55, 58, 70, 77, 100, 110, 116, 125, 140, 145, 154, 175, 203, 220, 250, 275, 290, 308, 319, 350, 385, 406, 500, 550, 580, 638, 700, 725, 770, 812, 875, 1015, 1100, 1276, 1375, 1450, 1540, 1595, 1750, 1811, 1925, 2030, 2233, 2750, 2900, 3190, 3500, 3622, 3625, 3850, 4060, 4466, 5075, 5500, 6380, 7244, 7250, 7700, 7975, 8932, 9055, 9625, 10150, 11165, 12677, 14500, 15950, 18110, 19250, 19921, 20300, 22330, 25354, 25375, 31900, 36220, 38500, 39842, 39875, 44660, 45275, 50708, 50750, 52519, 55825, 63385, 79684, 79750, 90550, 99605, 101500, 105038, 111650, 126770, 139447, 159500, 181100, 199210, 210076, 223300, 226375, 253540, 262595, 278894, 279125, 316925, 367633, 398420, 452750, 498025, 525190, 557788, 558250, 577709, 633850, 697235, 735266, 905500, 996050, 1050380, 1116500, 1155418, 1267700, 1312975, 1394470, 1470532, 1584625, 1838165, 1992100, 2310836, 2490125, 2625950, 2788940, 2888545, 3169250, 3486175, 3676330, 4043963, 4980250, 5251900, 5777090, 6338500, 6564875, 6972350, 7352660, 8087926, 9190825, 9960500, 11554180, 13129750, 13944700, 14442725, 16175852, 17430875, 18381650, 20219815, 26259500, 28885450, 34861750, 36763300, 40439630, 45954125, 57770900, 69723500, 72213625, 80879260, 91908250, 101099075, 144427250, 183816500, 202198150, 288854500, 404396300, 505495375, 1010990750, 2021981500]

約数ペア:

[(1, 2021981500), (2, 1010990750), (4, 505495375), (5, 404396300), (7, 288854500), (10, 202198150), (11, 183816500), (14, 144427250), (20, 101099075), (22, 91908250), (25, 80879260), (28, 72213625), (29, 69723500), (35, 57770900), (44, 45954125), (50, 40439630), (55, 36763300), (58, 34861750), (70, 28885450), (77, 26259500), (100, 20219815), (110, 18381650), (116, 17430875), (125, 16175852), (140, 14442725), (145, 13944700), (154, 13129750), (175, 11554180), (203, 9960500), (220, 9190825), (250, 8087926), (275, 7352660), (290, 6972350), (308, 6564875), (319, 6338500), (350, 5777090), (385, 5251900), (406, 4980250), (500, 4043963), (550, 3676330), (580, 3486175), (638, 3169250), (700, 2888545), (725, 2788940), (770, 2625950), (812, 2490125), (875, 2310836), (1015, 1992100), (1100, 1838165), (1276, 1584625), (1375, 1470532), (1450, 1394470), (1540, 1312975), (1595, 1267700), (1750, 1155418), (1811, 1116500), (1925, 1050380), (2030, 996050), (2233, 905500), (2750, 735266), (2900, 697235), (3190, 633850), (3500, 577709), (3622, 558250), (3625, 557788), (3850, 525190), (4060, 498025), (4466, 452750), (5075, 398420), (5500, 367633), (6380, 316925), (7244, 279125), (7250, 278894), (7700, 262595), (7975, 253540), (8932, 226375), (9055, 223300), (9625, 210076), (10150, 199210), (11165, 181100), (12677, 159500), (14500, 139447), (15950, 126770), (18110, 111650), (19250, 105038), (19921, 101500), (20300, 99605), (22330, 90550), (25354, 79750), (25375, 79684), (31900, 63385), (36220, 55825), (38500, 52519), (39842, 50750), (39875, 50708), (44660, 45275)]