20512142670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29727743}}^1$

素因数の和:29727776

約数の個数: 32

約数和(自身を含む): 51369541632

約数和(自身を除く): 30857398962

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 29727743, 59455486, 89183229, 148638715, 178366458, 297277430, 445916145, 683738089, 891832290, 1367476178, 2051214267, 3418690445, 4102428534, 6837380890, 10256071335, 20512142670]

約数ペア:

[(1, 20512142670), (2, 10256071335), (3, 6837380890), (5, 4102428534), (6, 3418690445), (10, 2051214267), (15, 1367476178), (23, 891832290), (30, 683738089), (46, 445916145), (69, 297277430), (115, 178366458), (138, 148638715), (230, 89183229), (345, 59455486), (690, 29727743)]