12557230

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{523}}^1$

素因数の和:558

約数の個数: 40

約数和(自身を含む): 26419032

約数和(自身を除く): 13861802

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 523, 686, 1046, 1715, 2401, 2615, 3430, 3661, 4802, 5230, 7322, 12005, 18305, 24010, 25627, 36610, 51254, 128135, 179389, 256270, 358778, 896945, 1255723, 1793890, 2511446, 6278615, 12557230]

約数ペア:

[(1, 12557230), (2, 6278615), (5, 2511446), (7, 1793890), (10, 1255723), (14, 896945), (35, 358778), (49, 256270), (70, 179389), (98, 128135), (245, 51254), (343, 36610), (490, 25627), (523, 24010), (686, 18305), (1046, 12005), (1715, 7322), (2401, 5230), (2615, 4802), (3430, 3661)]