72538060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{518129}}^1$

素因数の和:518145

約数の個数: 24

約数和(自身を含む): 174091680

約数和(自身を除く): 101553620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 518129, 1036258, 2072516, 2590645, 3626903, 5181290, 7253806, 10362580, 14507612, 18134515, 36269030, 72538060]

約数ペア:

[(1, 72538060), (2, 36269030), (4, 18134515), (5, 14507612), (7, 10362580), (10, 7253806), (14, 5181290), (20, 3626903), (28, 2590645), (35, 2072516), (70, 1036258), (140, 518129)]