380672410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{4759}}^1$

素因数の和:5206

約数の個数: 32

約数和(自身を含む): 723139200

約数和(自身を除く): 342466790

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 421, 842, 2105, 4210, 4759, 7999, 9518, 15998, 23795, 39995, 47590, 79990, 90421, 180842, 452105, 904210, 2003539, 4007078, 10017695, 20035390, 38067241, 76134482, 190336205, 380672410]

約数ペア:

[(1, 380672410), (2, 190336205), (5, 76134482), (10, 38067241), (19, 20035390), (38, 10017695), (95, 4007078), (190, 2003539), (421, 904210), (842, 452105), (2105, 180842), (4210, 90421), (4759, 79990), (7999, 47590), (9518, 39995), (15998, 23795)]