28140500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{2447}}^1$

素因数の和:2489

約数の個数: 48

約数和(自身を含む): 64157184

約数和(自身を除く): 36016684

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 230, 250, 460, 500, 575, 1150, 2300, 2447, 2875, 4894, 5750, 9788, 11500, 12235, 24470, 48940, 56281, 61175, 112562, 122350, 225124, 244700, 281405, 305875, 562810, 611750, 1125620, 1223500, 1407025, 2814050, 5628100, 7035125, 14070250, 28140500]

約数ペア:

[(1, 28140500), (2, 14070250), (4, 7035125), (5, 5628100), (10, 2814050), (20, 1407025), (23, 1223500), (25, 1125620), (46, 611750), (50, 562810), (92, 305875), (100, 281405), (115, 244700), (125, 225124), (230, 122350), (250, 112562), (460, 61175), (500, 56281), (575, 48940), (1150, 24470), (2300, 12235), (2447, 11500), (2875, 9788), (4894, 5750)]