201993560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{265781}}^1$

素因数の和:265811

約数の個数: 32

約数和(自身を含む): 478407600

約数和(自身を除く): 276414040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 265781, 531562, 1063124, 1328905, 2126248, 2657810, 5049839, 5315620, 10099678, 10631240, 20199356, 25249195, 40398712, 50498390, 100996780, 201993560]

約数ペア:

[(1, 201993560), (2, 100996780), (4, 50498390), (5, 40398712), (8, 25249195), (10, 20199356), (19, 10631240), (20, 10099678), (38, 5315620), (40, 5049839), (76, 2657810), (95, 2126248), (152, 1328905), (190, 1063124), (380, 531562), (760, 265781)]