19235640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1021}}^1$

素因数の和:1192

約数の個数: 64

約数和(自身を含む): 58131360

約数和(自身を除く): 38895720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1021, 1256, 1570, 1884, 2042, 2355, 3063, 3140, 3768, 4084, 4710, 5105, 6126, 6280, 8168, 9420, 10210, 12252, 15315, 18840, 20420, 24504, 30630, 40840, 61260, 122520, 160297, 320594, 480891, 641188, 801485, 961782, 1282376, 1602970, 1923564, 2404455, 3205940, 3847128, 4808910, 6411880, 9617820, 19235640]

約数ペア:

[(1, 19235640), (2, 9617820), (3, 6411880), (4, 4808910), (5, 3847128), (6, 3205940), (8, 2404455), (10, 1923564), (12, 1602970), (15, 1282376), (20, 961782), (24, 801485), (30, 641188), (40, 480891), (60, 320594), (120, 160297), (157, 122520), (314, 61260), (471, 40840), (628, 30630), (785, 24504), (942, 20420), (1021, 18840), (1256, 15315), (1570, 12252), (1884, 10210), (2042, 9420), (2355, 8168), (3063, 6280), (3140, 6126), (3768, 5105), (4084, 4710)]