1138479620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2995999}}^1$

素因数の和:2996027

約数の個数: 24

約数和(自身を含む): 2516640000

約数和(自身を除く): 1378160380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2995999, 5991998, 11983996, 14979995, 29959990, 56923981, 59919980, 113847962, 227695924, 284619905, 569239810, 1138479620]

約数ペア:

[(1, 1138479620), (2, 569239810), (4, 284619905), (5, 227695924), (10, 113847962), (19, 59919980), (20, 56923981), (38, 29959990), (76, 14979995), (95, 11983996), (190, 5991998), (380, 2995999)]