2545130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 5301504

約数和(自身を除く): 2756374

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 353, 515, 706, 721, 1030, 1442, 1765, 2471, 3530, 3605, 4942, 7210, 12355, 24710, 36359, 72718, 181795, 254513, 363590, 509026, 1272565, 2545130]

約数ペア:

[(1, 2545130), (2, 1272565), (5, 509026), (7, 363590), (10, 254513), (14, 181795), (35, 72718), (70, 36359), (103, 24710), (206, 12355), (353, 7210), (515, 4942), (706, 3605), (721, 3530), (1030, 2471), (1442, 1765)]