8255980

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{811}}^1$

素因数の和:1329

約数の個数: 24

約数和(自身を含む): 17393040

約数和(自身を除く): 9137060

約数列:

[1, 2, 4, 5, 10, 20, 509, 811, 1018, 1622, 2036, 2545, 3244, 4055, 5090, 8110, 10180, 16220, 412799, 825598, 1651196, 2063995, 4127990, 8255980]

約数ペア:

[(1, 8255980), (2, 4127990), (4, 2063995), (5, 1651196), (10, 825598), (20, 412799), (509, 16220), (811, 10180), (1018, 8110), (1622, 5090), (2036, 4055), (2545, 3244)]