15888020

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{3469}}^1$

素因数の和:3707

約数の個数: 24

約数和(自身を含む): 33520200

約数和(自身を除く): 17632180

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 3469, 4580, 6938, 13876, 17345, 34690, 69380, 794401, 1588802, 3177604, 3972005, 7944010, 15888020]

約数ペア:

[(1, 15888020), (2, 7944010), (4, 3972005), (5, 3177604), (10, 1588802), (20, 794401), (229, 69380), (458, 34690), (916, 17345), (1145, 13876), (2290, 6938), (3469, 4580)]