15203800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4001}}^1$

素因数の和:4036

約数の個数: 48

約数和(自身を含む): 37218600

約数和(自身を除く): 22014800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 4001, 8002, 16004, 20005, 32008, 40010, 76019, 80020, 100025, 152038, 160040, 200050, 304076, 380095, 400100, 608152, 760190, 800200, 1520380, 1900475, 3040760, 3800950, 7601900, 15203800]

約数ペア:

[(1, 15203800), (2, 7601900), (4, 3800950), (5, 3040760), (8, 1900475), (10, 1520380), (19, 800200), (20, 760190), (25, 608152), (38, 400100), (40, 380095), (50, 304076), (76, 200050), (95, 160040), (100, 152038), (152, 100025), (190, 80020), (200, 76019), (380, 40010), (475, 32008), (760, 20005), (950, 16004), (1900, 8002), (3800, 4001)]