550018520

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{128509}}^1$

素因数の和:128627

約数の個数: 32

約数和(自身を含む): 1249117200

約数和(自身を除く): 699098680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 128509, 257018, 514036, 642545, 1028072, 1285090, 2570180, 5140360, 13750463, 27500926, 55001852, 68752315, 110003704, 137504630, 275009260, 550018520]

約数ペア:

[(1, 550018520), (2, 275009260), (4, 137504630), (5, 110003704), (8, 68752315), (10, 55001852), (20, 27500926), (40, 13750463), (107, 5140360), (214, 2570180), (428, 1285090), (535, 1028072), (856, 642545), (1070, 514036), (2140, 257018), (4280, 128509)]