22745560

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8009}}^1$

素因数の和:8091

約数の個数: 32

約数和(自身を含む): 51904800

約数和(自身を除く): 29159240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 8009, 16018, 32036, 40045, 64072, 80090, 160180, 320360, 568639, 1137278, 2274556, 2843195, 4549112, 5686390, 11372780, 22745560]

約数ペア:

[(1, 22745560), (2, 11372780), (4, 5686390), (5, 4549112), (8, 2843195), (10, 2274556), (20, 1137278), (40, 568639), (71, 320360), (142, 160180), (284, 80090), (355, 64072), (568, 40045), (710, 32036), (1420, 16018), (2840, 8009)]