29945720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{106949}}^1$

素因数の和:106967

約数の個数: 32

約数和(自身を含む): 77004000

約数和(自身を除く): 47058280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 106949, 213898, 427796, 534745, 748643, 855592, 1069490, 1497286, 2138980, 2994572, 3743215, 4277960, 5989144, 7486430, 14972860, 29945720]

約数ペア:

[(1, 29945720), (2, 14972860), (4, 7486430), (5, 5989144), (7, 4277960), (8, 3743215), (10, 2994572), (14, 2138980), (20, 1497286), (28, 1069490), (35, 855592), (40, 748643), (56, 534745), (70, 427796), (140, 213898), (280, 106949)]