4940455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{263}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 6808032

約数和(自身を除く): 1867577

約数列:

[1, 5, 13, 17, 65, 85, 221, 263, 289, 1105, 1315, 1445, 3419, 3757, 4471, 17095, 18785, 22355, 58123, 76007, 290615, 380035, 988091, 4940455]

約数ペア:

[(1, 4940455), (5, 988091), (13, 380035), (17, 290615), (65, 76007), (85, 58123), (221, 22355), (263, 18785), (289, 17095), (1105, 4471), (1315, 3757), (1445, 3419)]