40215770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{82073}}^1$

素因数の和:82094

約数の個数: 24

約数和(自身を含む): 84207924

約数和(自身を除く): 43992154

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 82073, 164146, 410365, 574511, 820730, 1149022, 2872555, 4021577, 5745110, 8043154, 20107885, 40215770]

約数ペア:

[(1, 40215770), (2, 20107885), (5, 8043154), (7, 5745110), (10, 4021577), (14, 2872555), (35, 1149022), (49, 820730), (70, 574511), (98, 410365), (245, 164146), (490, 82073)]