5288180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6449}}^1$

素因数の和:6499

約数の個数: 24

約数和(自身を含む): 11377800

約数和(自身を除く): 6089620

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 6449, 12898, 25796, 32245, 64490, 128980, 264409, 528818, 1057636, 1322045, 2644090, 5288180]

約数ペア:

[(1, 5288180), (2, 2644090), (4, 1322045), (5, 1057636), (10, 528818), (20, 264409), (41, 128980), (82, 64490), (164, 32245), (205, 25796), (410, 12898), (820, 6449)]