2101291280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{82339}}^1$

素因数の和:82392

約数の個数: 80

約数和(自身を含む): 5513486400

約数和(自身を除く): 3412195120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 145, 176, 220, 232, 290, 319, 440, 464, 580, 638, 880, 1160, 1276, 1595, 2320, 2552, 3190, 5104, 6380, 12760, 25520, 82339, 164678, 329356, 411695, 658712, 823390, 905729, 1317424, 1646780, 1811458, 2387831, 3293560, 3622916, 4528645, 4775662, 6587120, 7245832, 9057290, 9551324, 11939155, 14491664, 18114580, 19102648, 23878310, 26266141, 36229160, 38205296, 47756620, 52532282, 72458320, 95513240, 105064564, 131330705, 191026480, 210129128, 262661410, 420258256, 525322820, 1050645640, 2101291280]

約数ペア:

[(1, 2101291280), (2, 1050645640), (4, 525322820), (5, 420258256), (8, 262661410), (10, 210129128), (11, 191026480), (16, 131330705), (20, 105064564), (22, 95513240), (29, 72458320), (40, 52532282), (44, 47756620), (55, 38205296), (58, 36229160), (80, 26266141), (88, 23878310), (110, 19102648), (116, 18114580), (145, 14491664), (176, 11939155), (220, 9551324), (232, 9057290), (290, 7245832), (319, 6587120), (440, 4775662), (464, 4528645), (580, 3622916), (638, 3293560), (880, 2387831), (1160, 1811458), (1276, 1646780), (1595, 1317424), (2320, 905729), (2552, 823390), (3190, 658712), (5104, 411695), (6380, 329356), (12760, 164678), (25520, 82339)]