16309040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 42425856

約数和(自身を除く): 26116816

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, 431, 440, 473, 688, 860, 862, 880, 946, 1720, 1724, 1892, 2155, 2365, 3440, 3448, 3784, 4310, 4730, 4741, 6896, 7568, 8620, 9460, 9482, 17240, 18533, 18920, 18964, 23705, 34480, 37066, 37840, 37928, 47410, 74132, 75856, 92665, 94820, 148264, 185330, 189640, 203863, 296528, 370660, 379280, 407726, 741320, 815452, 1019315, 1482640, 1630904, 2038630, 3261808, 4077260, 8154520, 16309040]

約数ペア:

[(1, 16309040), (2, 8154520), (4, 4077260), (5, 3261808), (8, 2038630), (10, 1630904), (11, 1482640), (16, 1019315), (20, 815452), (22, 741320), (40, 407726), (43, 379280), (44, 370660), (55, 296528), (80, 203863), (86, 189640), (88, 185330), (110, 148264), (172, 94820), (176, 92665), (215, 75856), (220, 74132), (344, 47410), (430, 37928), (431, 37840), (440, 37066), (473, 34480), (688, 23705), (860, 18964), (862, 18920), (880, 18533), (946, 17240), (1720, 9482), (1724, 9460), (1892, 8620), (2155, 7568), (2365, 6896), (3440, 4741), (3448, 4730), (3784, 4310)]