2440781278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{241327}}^1$

素因数の和:241731

約数の個数: 16

約数和(自身を含む): 3952952640

約数和(自身を除く): 1512171362

約数列:

[1, 2, 13, 26, 389, 778, 5057, 10114, 241327, 482654, 3137251, 6274502, 93876203, 187752406, 1220390639, 2440781278]

約数ペア:

[(1, 2440781278), (2, 1220390639), (13, 187752406), (26, 93876203), (389, 6274502), (778, 3137251), (5057, 482654), (10114, 241327)]