20723778870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{690792629}}^1$

素因数の和:690792639

約数の個数: 16

約数和(自身を含む): 49737069360

約数和(自身を除く): 29013290490

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 690792629, 1381585258, 2072377887, 3453963145, 4144755774, 6907926290, 10361889435, 20723778870]

約数ペア:

[(1, 20723778870), (2, 10361889435), (3, 6907926290), (5, 4144755774), (6, 3453963145), (10, 2072377887), (15, 1381585258), (30, 690792629)]