12431980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{56509}}^1$

素因数の和:56529

約数の個数: 24

約数和(自身を含む): 28481040

約数和(自身を除く): 16049060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 56509, 113018, 226036, 282545, 565090, 621599, 1130180, 1243198, 2486396, 3107995, 6215990, 12431980]

約数ペア:

[(1, 12431980), (2, 6215990), (4, 3107995), (5, 2486396), (10, 1243198), (11, 1130180), (20, 621599), (22, 565090), (44, 282545), (55, 226036), (110, 113018), (220, 56509)]