280661516

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{809}}^1\times {\mathrm{2017}}^1$

素因数の和:2873

約数の個数: 24

約数和(自身を含む): 503450640

約数和(自身を除く): 222789124

約数列:

[1, 2, 4, 43, 86, 172, 809, 1618, 2017, 3236, 4034, 8068, 34787, 69574, 86731, 139148, 173462, 346924, 1631753, 3263506, 6527012, 70165379, 140330758, 280661516]

約数ペア:

[(1, 280661516), (2, 140330758), (4, 70165379), (43, 6527012), (86, 3263506), (172, 1631753), (809, 346924), (1618, 173462), (2017, 139148), (3236, 86731), (4034, 69574), (8068, 34787)]