1999824920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101411}}^1$

素因数の和:101468

約数の個数: 64

約数和(自身を含む): 4928623200

約数和(自身を除く): 2928798280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 986, 1160, 1972, 2465, 3944, 4930, 9860, 19720, 101411, 202822, 405644, 507055, 811288, 1014110, 1723987, 2028220, 2940919, 3447974, 4056440, 5881838, 6895948, 8619935, 11763676, 13791896, 14704595, 17239870, 23527352, 29409190, 34479740, 49995623, 58818380, 68959480, 99991246, 117636760, 199982492, 249978115, 399964984, 499956230, 999912460, 1999824920]

約数ペア:

[(1, 1999824920), (2, 999912460), (4, 499956230), (5, 399964984), (8, 249978115), (10, 199982492), (17, 117636760), (20, 99991246), (29, 68959480), (34, 58818380), (40, 49995623), (58, 34479740), (68, 29409190), (85, 23527352), (116, 17239870), (136, 14704595), (145, 13791896), (170, 11763676), (232, 8619935), (290, 6895948), (340, 5881838), (493, 4056440), (580, 3447974), (680, 2940919), (986, 2028220), (1160, 1723987), (1972, 1014110), (2465, 811288), (3944, 507055), (4930, 405644), (9860, 202822), (19720, 101411)]