10040205040

素因数分解:

$2^4\times 5^1\times {\mathrm{125502563}}^1$

素因数の和:125502576

約数の個数: 20

約数和(自身を含む): 23343476904

約数和(自身を除く): 13303271864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 125502563, 251005126, 502010252, 627512815, 1004020504, 1255025630, 2008041008, 2510051260, 5020102520, 10040205040]

約数ペア:

[(1, 10040205040), (2, 5020102520), (4, 2510051260), (5, 2008041008), (8, 1255025630), (10, 1004020504), (16, 627512815), (20, 502010252), (40, 251005126), (80, 125502563)]