2170805812

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{557761}}^1$

素因数の和:557911

約数の個数: 24

約数和(自身を含む): 4372854080

約数和(自身を除く): 2202048268

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 557761, 1115522, 2231044, 3904327, 7808654, 15617308, 77528779, 155057558, 310115116, 542701453, 1085402906, 2170805812]

約数ペア:

[(1, 2170805812), (2, 1085402906), (4, 542701453), (7, 310115116), (14, 155057558), (28, 77528779), (139, 15617308), (278, 7808654), (556, 3904327), (973, 2231044), (1946, 1115522), (3892, 557761)]