13897040

素因数分解:

$2^4\times 5^1\times {\mathrm{173713}}^1$

素因数の和:173726

約数の個数: 20

約数和(自身を含む): 32310804

約数和(自身を除く): 18413764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173713, 347426, 694852, 868565, 1389704, 1737130, 2779408, 3474260, 6948520, 13897040]

約数ペア:

[(1, 13897040), (2, 6948520), (4, 3474260), (5, 2779408), (8, 1737130), (10, 1389704), (16, 868565), (20, 694852), (40, 347426), (80, 173713)]