280905406

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{1069}}^1$

素因数の和:1228

約数の個数: 32

約数和(自身を含む): 447910560

約数和(自身を除く): 167005154

約数列:

[1, 2, 37, 53, 67, 74, 106, 134, 1069, 1961, 2138, 2479, 3551, 3922, 4958, 7102, 39553, 56657, 71623, 79106, 113314, 131387, 143246, 262774, 2096309, 2650051, 3796019, 4192618, 5300102, 7592038, 140452703, 280905406]

約数ペア:

[(1, 280905406), (2, 140452703), (37, 7592038), (53, 5300102), (67, 4192618), (74, 3796019), (106, 2650051), (134, 2096309), (1069, 262774), (1961, 143246), (2138, 131387), (2479, 113314), (3551, 79106), (3922, 71623), (4958, 56657), (7102, 39553)]