28986540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1187}}^1$

素因数の和:1247

約数の個数: 96

約数和(自身を含む): 91010304

約数和(自身を除く): 62023764

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 37, 44, 55, 60, 66, 74, 110, 111, 132, 148, 165, 185, 220, 222, 330, 370, 407, 444, 555, 660, 740, 814, 1110, 1187, 1221, 1628, 2035, 2220, 2374, 2442, 3561, 4070, 4748, 4884, 5935, 6105, 7122, 8140, 11870, 12210, 13057, 14244, 17805, 23740, 24420, 26114, 35610, 39171, 43919, 52228, 65285, 71220, 78342, 87838, 130570, 131757, 156684, 175676, 195855, 219595, 261140, 263514, 391710, 439190, 483109, 527028, 658785, 783420, 878380, 966218, 1317570, 1449327, 1932436, 2415545, 2635140, 2898654, 4831090, 5797308, 7246635, 9662180, 14493270, 28986540]

約数ペア:

[(1, 28986540), (2, 14493270), (3, 9662180), (4, 7246635), (5, 5797308), (6, 4831090), (10, 2898654), (11, 2635140), (12, 2415545), (15, 1932436), (20, 1449327), (22, 1317570), (30, 966218), (33, 878380), (37, 783420), (44, 658785), (55, 527028), (60, 483109), (66, 439190), (74, 391710), (110, 263514), (111, 261140), (132, 219595), (148, 195855), (165, 175676), (185, 156684), (220, 131757), (222, 130570), (330, 87838), (370, 78342), (407, 71220), (444, 65285), (555, 52228), (660, 43919), (740, 39171), (814, 35610), (1110, 26114), (1187, 24420), (1221, 23740), (1628, 17805), (2035, 14244), (2220, 13057), (2374, 12210), (2442, 11870), (3561, 8140), (4070, 7122), (4748, 6105), (4884, 5935)]