70412020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71849}}^1$

素因数の和:71872

約数の個数: 36

約数和(自身を含む): 172008900

約数和(自身を除く): 101596880

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 71849, 143698, 287396, 359245, 502943, 718490, 1005886, 1436980, 2011772, 2514715, 3520601, 5029430, 7041202, 10058860, 14082404, 17603005, 35206010, 70412020]

約数ペア:

[(1, 70412020), (2, 35206010), (4, 17603005), (5, 14082404), (7, 10058860), (10, 7041202), (14, 5029430), (20, 3520601), (28, 2514715), (35, 2011772), (49, 1436980), (70, 1005886), (98, 718490), (140, 502943), (196, 359245), (245, 287396), (490, 143698), (980, 71849)]