45143120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1193}}^1$

素因数の和:1260

約数の個数: 80

約数和(自身を含む): 117260352

約数和(自身を除く): 72117232

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, 344, 430, 440, 473, 688, 860, 880, 946, 1193, 1720, 1892, 2365, 2386, 3440, 3784, 4730, 4772, 5965, 7568, 9460, 9544, 11930, 13123, 18920, 19088, 23860, 26246, 37840, 47720, 51299, 52492, 65615, 95440, 102598, 104984, 131230, 205196, 209968, 256495, 262460, 410392, 512990, 524920, 564289, 820784, 1025980, 1049840, 1128578, 2051960, 2257156, 2821445, 4103920, 4514312, 5642890, 9028624, 11285780, 22571560, 45143120]

約数ペア:

[(1, 45143120), (2, 22571560), (4, 11285780), (5, 9028624), (8, 5642890), (10, 4514312), (11, 4103920), (16, 2821445), (20, 2257156), (22, 2051960), (40, 1128578), (43, 1049840), (44, 1025980), (55, 820784), (80, 564289), (86, 524920), (88, 512990), (110, 410392), (172, 262460), (176, 256495), (215, 209968), (220, 205196), (344, 131230), (430, 104984), (440, 102598), (473, 95440), (688, 65615), (860, 52492), (880, 51299), (946, 47720), (1193, 37840), (1720, 26246), (1892, 23860), (2365, 19088), (2386, 18920), (3440, 13123), (3784, 11930), (4730, 9544), (4772, 9460), (5965, 7568)]