15147020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{108193}}^1$

素因数の和:108209

約数の個数: 24

約数和(自身を含む): 36353184

約数和(自身を除く): 21206164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 108193, 216386, 432772, 540965, 757351, 1081930, 1514702, 2163860, 3029404, 3786755, 7573510, 15147020]

約数ペア:

[(1, 15147020), (2, 7573510), (4, 3786755), (5, 3029404), (7, 2163860), (10, 1514702), (14, 1081930), (20, 757351), (28, 540965), (35, 432772), (70, 216386), (140, 108193)]