13443320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30553}}^1$

素因数の和:30575

約数の個数: 32

約数和(自身を含む): 32998320

約数和(自身を除く): 19555000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 30553, 61106, 122212, 152765, 244424, 305530, 336083, 611060, 672166, 1222120, 1344332, 1680415, 2688664, 3360830, 6721660, 13443320]

約数ペア:

[(1, 13443320), (2, 6721660), (4, 3360830), (5, 2688664), (8, 1680415), (10, 1344332), (11, 1222120), (20, 672166), (22, 611060), (40, 336083), (44, 305530), (55, 244424), (88, 152765), (110, 122212), (220, 61106), (440, 30553)]