29952860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{213949}}^1$

素因数の和:213965

約数の個数: 24

約数和(自身を含む): 71887200

約数和(自身を除く): 41934340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 213949, 427898, 855796, 1069745, 1497643, 2139490, 2995286, 4278980, 5990572, 7488215, 14976430, 29952860]

約数ペア:

[(1, 29952860), (2, 14976430), (4, 7488215), (5, 5990572), (7, 4278980), (10, 2995286), (14, 2139490), (20, 1497643), (28, 1069745), (35, 855796), (70, 427898), (140, 213949)]