28594860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{661}}^1$

素因数の和:783

約数の個数: 96

約数和(自身を含む): 92531712

約数和(自身を除く): 63936852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 103, 105, 140, 206, 210, 309, 412, 420, 515, 618, 661, 721, 1030, 1236, 1322, 1442, 1545, 1983, 2060, 2163, 2644, 2884, 3090, 3305, 3605, 3966, 4326, 4627, 6180, 6610, 7210, 7932, 8652, 9254, 9915, 10815, 13220, 13881, 14420, 18508, 19830, 21630, 23135, 27762, 39660, 43260, 46270, 55524, 68083, 69405, 92540, 136166, 138810, 204249, 272332, 277620, 340415, 408498, 476581, 680830, 816996, 953162, 1021245, 1361660, 1429743, 1906324, 2042490, 2382905, 2859486, 4084980, 4765810, 5718972, 7148715, 9531620, 14297430, 28594860]

約数ペア:

[(1, 28594860), (2, 14297430), (3, 9531620), (4, 7148715), (5, 5718972), (6, 4765810), (7, 4084980), (10, 2859486), (12, 2382905), (14, 2042490), (15, 1906324), (20, 1429743), (21, 1361660), (28, 1021245), (30, 953162), (35, 816996), (42, 680830), (60, 476581), (70, 408498), (84, 340415), (103, 277620), (105, 272332), (140, 204249), (206, 138810), (210, 136166), (309, 92540), (412, 69405), (420, 68083), (515, 55524), (618, 46270), (661, 43260), (721, 39660), (1030, 27762), (1236, 23135), (1322, 21630), (1442, 19830), (1545, 18508), (1983, 14420), (2060, 13881), (2163, 13220), (2644, 10815), (2884, 9915), (3090, 9254), (3305, 8652), (3605, 7932), (3966, 7210), (4326, 6610), (4627, 6180)]