219702770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{448373}}^1$

素因数の和:448394

約数の個数: 24

約数和(自身を含む): 460031724

約数和(自身を除く): 240328954

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 448373, 896746, 2241865, 3138611, 4483730, 6277222, 15693055, 21970277, 31386110, 43940554, 109851385, 219702770]

約数ペア:

[(1, 219702770), (2, 109851385), (5, 43940554), (7, 31386110), (10, 21970277), (14, 15693055), (35, 6277222), (49, 4483730), (70, 3138611), (98, 2241865), (245, 896746), (490, 448373)]