9119440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:308

約数の個数: 80

約数和(自身を含む): 23766336

約数和(自身を除く): 14646896

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 241, 344, 430, 440, 473, 482, 688, 860, 880, 946, 964, 1205, 1720, 1892, 1928, 2365, 2410, 2651, 3440, 3784, 3856, 4730, 4820, 5302, 7568, 9460, 9640, 10363, 10604, 13255, 18920, 19280, 20726, 21208, 26510, 37840, 41452, 42416, 51815, 53020, 82904, 103630, 106040, 113993, 165808, 207260, 212080, 227986, 414520, 455972, 569965, 829040, 911944, 1139930, 1823888, 2279860, 4559720, 9119440]

約数ペア:

[(1, 9119440), (2, 4559720), (4, 2279860), (5, 1823888), (8, 1139930), (10, 911944), (11, 829040), (16, 569965), (20, 455972), (22, 414520), (40, 227986), (43, 212080), (44, 207260), (55, 165808), (80, 113993), (86, 106040), (88, 103630), (110, 82904), (172, 53020), (176, 51815), (215, 42416), (220, 41452), (241, 37840), (344, 26510), (430, 21208), (440, 20726), (473, 19280), (482, 18920), (688, 13255), (860, 10604), (880, 10363), (946, 9640), (964, 9460), (1205, 7568), (1720, 5302), (1892, 4820), (1928, 4730), (2365, 3856), (2410, 3784), (2651, 3440)]