18360860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131149}}^1$

素因数の和:131165

約数の個数: 24

約数和(自身を含む): 44066400

約数和(自身を除く): 25705540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 131149, 262298, 524596, 655745, 918043, 1311490, 1836086, 2622980, 3672172, 4590215, 9180430, 18360860]

約数ペア:

[(1, 18360860), (2, 9180430), (4, 4590215), (5, 3672172), (7, 2622980), (10, 1836086), (14, 1311490), (20, 918043), (28, 655745), (35, 524596), (70, 262298), (140, 131149)]