28657860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6203}}^1$

素因数の和:6233

約数の個数: 96

約数和(自身を含む): 100058112

約数和(自身を除く): 71400252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 6203, 12406, 18609, 24812, 31015, 37218, 43421, 62030, 68233, 74436, 86842, 93045, 124060, 130263, 136466, 173684, 186090, 204699, 217105, 260526, 272932, 341165, 372180, 409398, 434210, 477631, 521052, 651315, 682330, 818796, 868420, 955262, 1023495, 1302630, 1364660, 1432893, 1910524, 2046990, 2388155, 2605260, 2865786, 4093980, 4776310, 5731572, 7164465, 9552620, 14328930, 28657860]

約数ペア:

[(1, 28657860), (2, 14328930), (3, 9552620), (4, 7164465), (5, 5731572), (6, 4776310), (7, 4093980), (10, 2865786), (11, 2605260), (12, 2388155), (14, 2046990), (15, 1910524), (20, 1432893), (21, 1364660), (22, 1302630), (28, 1023495), (30, 955262), (33, 868420), (35, 818796), (42, 682330), (44, 651315), (55, 521052), (60, 477631), (66, 434210), (70, 409398), (77, 372180), (84, 341165), (105, 272932), (110, 260526), (132, 217105), (140, 204699), (154, 186090), (165, 173684), (210, 136466), (220, 130263), (231, 124060), (308, 93045), (330, 86842), (385, 74436), (420, 68233), (462, 62030), (660, 43421), (770, 37218), (924, 31015), (1155, 24812), (1540, 18609), (2310, 12406), (4620, 6203)]