42748520

素因数分解:

$2^3\times 5^1\times {\mathrm{1068713}}^1$

素因数の和:1068724

約数の個数: 16

約数和(自身を含む): 96184260

約数和(自身を除く): 53435740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1068713, 2137426, 4274852, 5343565, 8549704, 10687130, 21374260, 42748520]

約数ペア:

[(1, 42748520), (2, 21374260), (4, 10687130), (5, 8549704), (8, 5343565), (10, 4274852), (20, 2137426), (40, 1068713)]