404013040

素因数分解:

$2^4\times 5^1\times {\mathrm{5050163}}^1$

素因数の和:5050176

約数の個数: 20

約数和(自身を含む): 939330504

約数和(自身を除く): 535317464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5050163, 10100326, 20200652, 25250815, 40401304, 50501630, 80802608, 101003260, 202006520, 404013040]

約数ペア:

[(1, 404013040), (2, 202006520), (4, 101003260), (5, 80802608), (8, 50501630), (10, 40401304), (16, 25250815), (20, 20200652), (40, 10100326), (80, 5050163)]