280457072

素因数分解:

$2^4\times 7^1\times {\mathrm{2504081}}^1$

素因数の和:2504096

約数の個数: 20

約数和(自身を含む): 621012336

約数和(自身を除く): 340555264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2504081, 5008162, 10016324, 17528567, 20032648, 35057134, 40065296, 70114268, 140228536, 280457072]

約数ペア:

[(1, 280457072), (2, 140228536), (4, 70114268), (7, 40065296), (8, 35057134), (14, 20032648), (16, 17528567), (28, 10016324), (56, 5008162), (112, 2504081)]