4559720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 11499840

約数和(自身を除く): 6940120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 241, 344, 430, 440, 473, 482, 860, 946, 964, 1205, 1720, 1892, 1928, 2365, 2410, 2651, 3784, 4730, 4820, 5302, 9460, 9640, 10363, 10604, 13255, 18920, 20726, 21208, 26510, 41452, 51815, 53020, 82904, 103630, 106040, 113993, 207260, 227986, 414520, 455972, 569965, 911944, 1139930, 2279860, 4559720]

約数ペア:

[(1, 4559720), (2, 2279860), (4, 1139930), (5, 911944), (8, 569965), (10, 455972), (11, 414520), (20, 227986), (22, 207260), (40, 113993), (43, 106040), (44, 103630), (55, 82904), (86, 53020), (88, 51815), (110, 41452), (172, 26510), (215, 21208), (220, 20726), (241, 18920), (344, 13255), (430, 10604), (440, 10363), (473, 9640), (482, 9460), (860, 5302), (946, 4820), (964, 4730), (1205, 3784), (1720, 2651), (1892, 2410), (1928, 2365)]