77601020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{554293}}^1$

素因数の和:554309

約数の個数: 24

約数和(自身を含む): 186242784

約数和(自身を除く): 108641764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 554293, 1108586, 2217172, 2771465, 3880051, 5542930, 7760102, 11085860, 15520204, 19400255, 38800510, 77601020]

約数ペア:

[(1, 77601020), (2, 38800510), (4, 19400255), (5, 15520204), (7, 11085860), (10, 7760102), (14, 5542930), (20, 3880051), (28, 2771465), (35, 2217172), (70, 1108586), (140, 554293)]