40447040

素因数分解:

$2^6\times 5^1\times {\mathrm{126397}}^1$

素因数の和:126414

約数の個数: 28

約数和(自身を含む): 96315276

約数和(自身を除く): 55868236

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 126397, 252794, 505588, 631985, 1011176, 1263970, 2022352, 2527940, 4044704, 5055880, 8089408, 10111760, 20223520, 40447040]

約数ペア:

[(1, 40447040), (2, 20223520), (4, 10111760), (5, 8089408), (8, 5055880), (10, 4044704), (16, 2527940), (20, 2022352), (32, 1263970), (40, 1011176), (64, 631985), (80, 505588), (160, 252794), (320, 126397)]