42456520

素因数分解:

$2^3\times 5^1\times {\mathrm{1061413}}^1$

素因数の和:1061424

約数の個数: 16

約数和(自身を含む): 95527260

約数和(自身を除く): 53070740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1061413, 2122826, 4245652, 5307065, 8491304, 10614130, 21228260, 42456520]

約数ペア:

[(1, 42456520), (2, 21228260), (4, 10614130), (5, 8491304), (8, 5307065), (10, 4245652), (20, 2122826), (40, 1061413)]