4457738780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{90863}}^1$

素因数の和:91106

約数の個数: 48

約数和(自身を含む): 10258182144

約数和(自身を除く): 5800443364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 223, 446, 892, 1115, 2230, 2453, 4460, 4906, 9812, 12265, 24530, 49060, 90863, 181726, 363452, 454315, 908630, 999493, 1817260, 1998986, 3997972, 4997465, 9994930, 19989860, 20262449, 40524898, 81049796, 101312245, 202624490, 222886939, 405248980, 445773878, 891547756, 1114434695, 2228869390, 4457738780]

約数ペア:

[(1, 4457738780), (2, 2228869390), (4, 1114434695), (5, 891547756), (10, 445773878), (11, 405248980), (20, 222886939), (22, 202624490), (44, 101312245), (55, 81049796), (110, 40524898), (220, 20262449), (223, 19989860), (446, 9994930), (892, 4997465), (1115, 3997972), (2230, 1998986), (2453, 1817260), (4460, 999493), (4906, 908630), (9812, 454315), (12265, 363452), (24530, 181726), (49060, 90863)]