8208940

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2293}}^1$

素因数の和:2481

約数の個数: 24

約数和(自身を含む): 17342640

約数和(自身を除く): 9133700

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 2293, 3580, 4586, 9172, 11465, 22930, 45860, 410447, 820894, 1641788, 2052235, 4104470, 8208940]

約数ペア:

[(1, 8208940), (2, 4104470), (4, 2052235), (5, 1641788), (10, 820894), (20, 410447), (179, 45860), (358, 22930), (716, 11465), (895, 9172), (1790, 4586), (2293, 3580)]