9146440

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{911}}^1$

素因数の和:1173

約数の個数: 32

約数和(自身を含む): 20684160

約数和(自身を除く): 11537720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 911, 1004, 1255, 1822, 2008, 2510, 3644, 4555, 5020, 7288, 9110, 10040, 18220, 36440, 228661, 457322, 914644, 1143305, 1829288, 2286610, 4573220, 9146440]

約数ペア:

[(1, 9146440), (2, 4573220), (4, 2286610), (5, 1829288), (8, 1143305), (10, 914644), (20, 457322), (40, 228661), (251, 36440), (502, 18220), (911, 10040), (1004, 9110), (1255, 7288), (1822, 5020), (2008, 4555), (2510, 3644)]