20155811480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{9463}}^1\times {\mathrm{7607}}^1$

素因数の和:17088

約数の個数: 64

約数和(自身を含む): 51841520640

約数和(自身を除く): 31685709160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7607, 9463, 15214, 18926, 30428, 37852, 38035, 47315, 53249, 60856, 66241, 75704, 76070, 94630, 106498, 132482, 152140, 189260, 212996, 264964, 266245, 304280, 331205, 378520, 425992, 529928, 532490, 662410, 1064980, 1324820, 2129960, 2649640, 71985041, 143970082, 287940164, 359925205, 503895287, 575880328, 719850410, 1007790574, 1439700820, 2015581148, 2519476435, 2879401640, 4031162296, 5038952870, 10077905740, 20155811480]

約数ペア:

[(1, 20155811480), (2, 10077905740), (4, 5038952870), (5, 4031162296), (7, 2879401640), (8, 2519476435), (10, 2015581148), (14, 1439700820), (20, 1007790574), (28, 719850410), (35, 575880328), (40, 503895287), (56, 359925205), (70, 287940164), (140, 143970082), (280, 71985041), (7607, 2649640), (9463, 2129960), (15214, 1324820), (18926, 1064980), (30428, 662410), (37852, 532490), (38035, 529928), (47315, 425992), (53249, 378520), (60856, 331205), (66241, 304280), (75704, 266245), (76070, 264964), (94630, 212996), (106498, 189260), (132482, 152140)]