20766340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{148331}}^1$

素因数の和:148347

約数の個数: 24

約数和(自身を含む): 49839552

約数和(自身を除く): 29073212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 148331, 296662, 593324, 741655, 1038317, 1483310, 2076634, 2966620, 4153268, 5191585, 10383170, 20766340]

約数ペア:

[(1, 20766340), (2, 10383170), (4, 5191585), (5, 4153268), (7, 2966620), (10, 2076634), (14, 1483310), (20, 1038317), (28, 741655), (35, 593324), (70, 296662), (140, 148331)]