25855540

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4211}}^1$

素因数の和:4527

約数の個数: 24

約数和(自身を含む): 54486432

約数和(自身を除く): 28630892

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 4211, 6140, 8422, 16844, 21055, 42110, 84220, 1292777, 2585554, 5171108, 6463885, 12927770, 25855540]

約数ペア:

[(1, 25855540), (2, 12927770), (4, 6463885), (5, 5171108), (10, 2585554), (20, 1292777), (307, 84220), (614, 42110), (1228, 21055), (1535, 16844), (3070, 8422), (4211, 6140)]