280961072

素因数分解:

$2^4\times 7^1\times {\mathrm{2508581}}^1$

素因数の和:2508596

約数の個数: 20

約数和(自身を含む): 622128336

約数和(自身を除く): 341167264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2508581, 5017162, 10034324, 17560067, 20068648, 35120134, 40137296, 70240268, 140480536, 280961072]

約数ペア:

[(1, 280961072), (2, 140480536), (4, 70240268), (7, 40137296), (8, 35120134), (14, 20068648), (16, 17560067), (28, 10034324), (56, 5017162), (112, 2508581)]