191137040

素因数分解:

$2^4\times 5^1\times {\mathrm{2389213}}^1$

素因数の和:2389226

約数の個数: 20

約数和(自身を含む): 444393804

約数和(自身を除く): 253256764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2389213, 4778426, 9556852, 11946065, 19113704, 23892130, 38227408, 47784260, 95568520, 191137040]

約数ペア:

[(1, 191137040), (2, 95568520), (4, 47784260), (5, 38227408), (8, 23892130), (10, 19113704), (16, 11946065), (20, 9556852), (40, 4778426), (80, 2389213)]