20652276470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{42147503}}^1$

素因数の和:42147524

約数の個数: 24

約数和(自身を含む): 43243339104

約数和(自身を除く): 22591062634

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 42147503, 84295006, 210737515, 295032521, 421475030, 590065042, 1475162605, 2065227647, 2950325210, 4130455294, 10326138235, 20652276470]

約数ペア:

[(1, 20652276470), (2, 10326138235), (5, 4130455294), (7, 2950325210), (10, 2065227647), (14, 1475162605), (35, 590065042), (49, 421475030), (70, 295032521), (98, 210737515), (245, 84295006), (490, 42147503)]