11805780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{28109}}^1$

素因数の和:28128

約数の個数: 48

約数和(自身を含む): 37779840

約数和(自身を除く): 25974060

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, 28109, 56218, 84327, 112436, 140545, 168654, 196763, 281090, 337308, 393526, 421635, 562180, 590289, 787052, 843270, 983815, 1180578, 1686540, 1967630, 2361156, 2951445, 3935260, 5902890, 11805780]

約数ペア:

[(1, 11805780), (2, 5902890), (3, 3935260), (4, 2951445), (5, 2361156), (6, 1967630), (7, 1686540), (10, 1180578), (12, 983815), (14, 843270), (15, 787052), (20, 590289), (21, 562180), (28, 421635), (30, 393526), (35, 337308), (42, 281090), (60, 196763), (70, 168654), (84, 140545), (105, 112436), (140, 84327), (210, 56218), (420, 28109)]