126781780

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{24103}}^1$

素因数の和:24375

約数の個数: 24

約数和(自身を含む): 267265152

約数和(自身を除く): 140483372

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 24103, 48206, 96412, 120515, 241030, 482060, 6339089, 12678178, 25356356, 31695445, 63390890, 126781780]

約数ペア:

[(1, 126781780), (2, 63390890), (4, 31695445), (5, 25356356), (10, 12678178), (20, 6339089), (263, 482060), (526, 241030), (1052, 120515), (1315, 96412), (2630, 48206), (5260, 24103)]