280162288

素因数分解:

$2^4\times 7^1\times {\mathrm{2501449}}^1$

素因数の和:2501464

約数の個数: 20

約数和(自身を含む): 620359600

約数和(自身を除く): 340197312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2501449, 5002898, 10005796, 17510143, 20011592, 35020286, 40023184, 70040572, 140081144, 280162288]

約数ペア:

[(1, 280162288), (2, 140081144), (4, 70040572), (7, 40023184), (8, 35020286), (14, 20011592), (16, 17510143), (28, 10005796), (56, 5002898), (112, 2501449)]