2066702890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{4217761}}^1$

素因数の和:4217782

約数の個数: 24

約数和(自身を含む): 4327423812

約数和(自身を除く): 2260720922

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 4217761, 8435522, 21088805, 29524327, 42177610, 59048654, 147621635, 206670289, 295243270, 413340578, 1033351445, 2066702890]

約数ペア:

[(1, 2066702890), (2, 1033351445), (5, 413340578), (7, 295243270), (10, 206670289), (14, 147621635), (35, 59048654), (49, 42177610), (70, 29524327), (98, 21088805), (245, 8435522), (490, 4217761)]