72422420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{517303}}^1$

素因数の和:517319

約数の個数: 24

約数和(自身を含む): 173814144

約数和(自身を除く): 101391724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 517303, 1034606, 2069212, 2586515, 3621121, 5173030, 7242242, 10346060, 14484484, 18105605, 36211210, 72422420]

約数ペア:

[(1, 72422420), (2, 36211210), (4, 18105605), (5, 14484484), (7, 10346060), (10, 7242242), (14, 5173030), (20, 3621121), (28, 2586515), (35, 2069212), (70, 1034606), (140, 517303)]