22005820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1097}}^1$

素因数の和:1182

約数の個数: 48

約数和(自身を含む): 49805280

約数和(自身を除く): 27799460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 295, 340, 590, 1003, 1097, 1180, 2006, 2194, 4012, 4388, 5015, 5485, 10030, 10970, 18649, 20060, 21940, 37298, 64723, 74596, 93245, 129446, 186490, 258892, 323615, 372980, 647230, 1100291, 1294460, 2200582, 4401164, 5501455, 11002910, 22005820]

約数ペア:

[(1, 22005820), (2, 11002910), (4, 5501455), (5, 4401164), (10, 2200582), (17, 1294460), (20, 1100291), (34, 647230), (59, 372980), (68, 323615), (85, 258892), (118, 186490), (170, 129446), (236, 93245), (295, 74596), (340, 64723), (590, 37298), (1003, 21940), (1097, 20060), (1180, 18649), (2006, 10970), (2194, 10030), (4012, 5485), (4388, 5015)]