2251240

素因数分解:

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

素因数の和:2481

約数の個数: 32

約数和(自身を含む): 5287680

約数和(自身を除く): 3036440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 2447, 4894, 9788, 12235, 19576, 24470, 48940, 56281, 97880, 112562, 225124, 281405, 450248, 562810, 1125620, 2251240]

約数ペア:

[(1, 2251240), (2, 1125620), (4, 562810), (5, 450248), (8, 281405), (10, 225124), (20, 112562), (23, 97880), (40, 56281), (46, 48940), (92, 24470), (115, 19576), (184, 12235), (230, 9788), (460, 4894), (920, 2447)]