25388240

素因数分解:

$2^4\times 5^1\times {\mathrm{317353}}^1$

素因数の和:317366

約数の個数: 20

約数和(自身を含む): 59027844

約数和(自身を除く): 33639604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317353, 634706, 1269412, 1586765, 2538824, 3173530, 5077648, 6347060, 12694120, 25388240]

約数ペア:

[(1, 25388240), (2, 12694120), (4, 6347060), (5, 5077648), (8, 3173530), (10, 2538824), (16, 1586765), (20, 1269412), (40, 634706), (80, 317353)]