38457780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{640963}}^1$

素因数の和:640975

約数の個数: 24

約数和(自身を含む): 107681952

約数和(自身を除く): 69224172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 640963, 1281926, 1922889, 2563852, 3204815, 3845778, 6409630, 7691556, 9614445, 12819260, 19228890, 38457780]

約数ペア:

[(1, 38457780), (2, 19228890), (3, 12819260), (4, 9614445), (5, 7691556), (6, 6409630), (10, 3845778), (12, 3204815), (15, 2563852), (20, 1922889), (30, 1281926), (60, 640963)]