179223820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2803}}^1$

素因数の和:2974

約数の個数: 48

約数和(自身を含む): 395700480

約数和(自身を除く): 216476660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 139, 230, 278, 460, 556, 695, 1390, 2780, 2803, 3197, 5606, 6394, 11212, 12788, 14015, 15985, 28030, 31970, 56060, 63940, 64469, 128938, 257876, 322345, 389617, 644690, 779234, 1289380, 1558468, 1948085, 3896170, 7792340, 8961191, 17922382, 35844764, 44805955, 89611910, 179223820]

約数ペア:

[(1, 179223820), (2, 89611910), (4, 44805955), (5, 35844764), (10, 17922382), (20, 8961191), (23, 7792340), (46, 3896170), (92, 1948085), (115, 1558468), (139, 1289380), (230, 779234), (278, 644690), (460, 389617), (556, 322345), (695, 257876), (1390, 128938), (2780, 64469), (2803, 63940), (3197, 56060), (5606, 31970), (6394, 28030), (11212, 15985), (12788, 14015)]