129225820

素因数分解:

$2^2\times 5^1\times {\mathrm{2347}}^1\times {\mathrm{2753}}^1$

素因数の和:5109

約数の個数: 24

約数和(自身を含む): 271588464

約数和(自身を除く): 142362644

約数列:

[1, 2, 4, 5, 10, 20, 2347, 2753, 4694, 5506, 9388, 11012, 11735, 13765, 23470, 27530, 46940, 55060, 6461291, 12922582, 25845164, 32306455, 64612910, 129225820]

約数ペア:

[(1, 129225820), (2, 64612910), (4, 32306455), (5, 25845164), (10, 12922582), (20, 6461291), (2347, 55060), (2753, 46940), (4694, 27530), (5506, 23470), (9388, 13765), (11012, 11735)]