280097804

素因数分解:

$2^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{22787}}^1$

素因数の和:23237

約数の個数: 24

約数和(自身を含む): 561496320

約数和(自身を除く): 281398516

約数列:

[1, 2, 4, 7, 14, 28, 439, 878, 1756, 3073, 6146, 12292, 22787, 45574, 91148, 159509, 319018, 638036, 10003493, 20006986, 40013972, 70024451, 140048902, 280097804]

約数ペア:

[(1, 280097804), (2, 140048902), (4, 70024451), (7, 40013972), (14, 20006986), (28, 10003493), (439, 638036), (878, 319018), (1756, 159509), (3073, 91148), (6146, 45574), (12292, 22787)]