22756040

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1433}}^1$

素因数の和:1841

約数の個数: 32

約数和(自身を含む): 51365880

約数和(自身を除く): 28609840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1433, 1588, 1985, 2866, 3176, 3970, 5732, 7165, 7940, 11464, 14330, 15880, 28660, 57320, 568901, 1137802, 2275604, 2844505, 4551208, 5689010, 11378020, 22756040]

約数ペア:

[(1, 22756040), (2, 11378020), (4, 5689010), (5, 4551208), (8, 2844505), (10, 2275604), (20, 1137802), (40, 568901), (397, 57320), (794, 28660), (1433, 15880), (1588, 14330), (1985, 11464), (2866, 7940), (3176, 7165), (3970, 5732)]