54221020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1543}}^1$

素因数の和:1810

約数の個数: 48

約数和(自身を含む): 130733568

約数和(自身を除く): 76512548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1255, 1543, 1757, 2510, 3086, 3514, 5020, 6172, 7028, 7715, 8785, 10801, 15430, 17570, 21602, 30860, 35140, 43204, 54005, 108010, 216020, 387293, 774586, 1549172, 1936465, 2711051, 3872930, 5422102, 7745860, 10844204, 13555255, 27110510, 54221020]

約数ペア:

[(1, 54221020), (2, 27110510), (4, 13555255), (5, 10844204), (7, 7745860), (10, 5422102), (14, 3872930), (20, 2711051), (28, 1936465), (35, 1549172), (70, 774586), (140, 387293), (251, 216020), (502, 108010), (1004, 54005), (1255, 43204), (1543, 35140), (1757, 30860), (2510, 21602), (3086, 17570), (3514, 15430), (5020, 10801), (6172, 8785), (7028, 7715)]