156920148920

素因数分解:

$2^3\times 5^1\times {\mathrm{3923003723}}^1$

素因数の和:3923003734

約数の個数: 16

約数和(自身を含む): 353070335160

約数和(自身を除く): 196150186240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3923003723, 7846007446, 15692014892, 19615018615, 31384029784, 39230037230, 78460074460, 156920148920]

約数ペア:

[(1, 156920148920), (2, 78460074460), (4, 39230037230), (5, 31384029784), (8, 19615018615), (10, 15692014892), (20, 7846007446), (40, 3923003723)]