5386780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 13083840

約数和(自身を除く): 7697060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 353, 436, 545, 706, 763, 1090, 1412, 1526, 1765, 2180, 2471, 3052, 3530, 3815, 4942, 7060, 7630, 9884, 12355, 15260, 24710, 38477, 49420, 76954, 153908, 192385, 269339, 384770, 538678, 769540, 1077356, 1346695, 2693390, 5386780]

約数ペア:

[(1, 5386780), (2, 2693390), (4, 1346695), (5, 1077356), (7, 769540), (10, 538678), (14, 384770), (20, 269339), (28, 192385), (35, 153908), (70, 76954), (109, 49420), (140, 38477), (218, 24710), (353, 15260), (436, 12355), (545, 9884), (706, 7630), (763, 7060), (1090, 4942), (1412, 3815), (1526, 3530), (1765, 3052), (2180, 2471)]