30407600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4001}}^1$

素因数の和:4038

約数の個数: 60

約数和(自身を含む): 76918440

約数和(自身を除く): 46510840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 4001, 7600, 8002, 16004, 20005, 32008, 40010, 64016, 76019, 80020, 100025, 152038, 160040, 200050, 304076, 320080, 380095, 400100, 608152, 760190, 800200, 1216304, 1520380, 1600400, 1900475, 3040760, 3800950, 6081520, 7601900, 15203800, 30407600]

約数ペア:

[(1, 30407600), (2, 15203800), (4, 7601900), (5, 6081520), (8, 3800950), (10, 3040760), (16, 1900475), (19, 1600400), (20, 1520380), (25, 1216304), (38, 800200), (40, 760190), (50, 608152), (76, 400100), (80, 380095), (95, 320080), (100, 304076), (152, 200050), (190, 160040), (200, 152038), (304, 100025), (380, 80020), (400, 76019), (475, 64016), (760, 40010), (950, 32008), (1520, 20005), (1900, 16004), (3800, 8002), (4001, 7600)]