2021906460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{7283}}^1$

素因数の和:7963

約数の個数: 96

約数和(自身を含む): 6480778752

約数和(自身を除く): 4458872292

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 661, 1322, 1983, 2644, 3305, 3966, 4627, 6610, 7283, 7932, 9254, 9915, 13220, 13881, 14566, 18508, 19830, 21849, 23135, 27762, 29132, 36415, 39660, 43698, 46270, 50981, 55524, 69405, 72830, 87396, 92540, 101962, 109245, 138810, 145660, 152943, 203924, 218490, 254905, 277620, 305886, 436980, 509810, 611772, 764715, 1019620, 1529430, 3058860, 4814063, 9628126, 14442189, 19256252, 24070315, 28884378, 33698441, 48140630, 57768756, 67396882, 72210945, 96281260, 101095323, 134793764, 144421890, 168492205, 202190646, 288843780, 336984410, 404381292, 505476615, 673968820, 1010953230, 2021906460]

約数ペア:

[(1, 2021906460), (2, 1010953230), (3, 673968820), (4, 505476615), (5, 404381292), (6, 336984410), (7, 288843780), (10, 202190646), (12, 168492205), (14, 144421890), (15, 134793764), (20, 101095323), (21, 96281260), (28, 72210945), (30, 67396882), (35, 57768756), (42, 48140630), (60, 33698441), (70, 28884378), (84, 24070315), (105, 19256252), (140, 14442189), (210, 9628126), (420, 4814063), (661, 3058860), (1322, 1529430), (1983, 1019620), (2644, 764715), (3305, 611772), (3966, 509810), (4627, 436980), (6610, 305886), (7283, 277620), (7932, 254905), (9254, 218490), (9915, 203924), (13220, 152943), (13881, 145660), (14566, 138810), (18508, 109245), (19830, 101962), (21849, 92540), (23135, 87396), (27762, 72830), (29132, 69405), (36415, 55524), (39660, 50981), (43698, 46270)]