190021040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1193}}^1$

素因数の和:1398

約数の個数: 80

約数和(自身を含む): 485031456

約数和(自身を除く): 295010416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 181, 220, 362, 440, 724, 880, 905, 1193, 1448, 1810, 1991, 2386, 2896, 3620, 3982, 4772, 5965, 7240, 7964, 9544, 9955, 11930, 13123, 14480, 15928, 19088, 19910, 23860, 26246, 31856, 39820, 47720, 52492, 65615, 79640, 95440, 104984, 131230, 159280, 209968, 215933, 262460, 431866, 524920, 863732, 1049840, 1079665, 1727464, 2159330, 2375263, 3454928, 4318660, 4750526, 8637320, 9501052, 11876315, 17274640, 19002104, 23752630, 38004208, 47505260, 95010520, 190021040]

約数ペア:

[(1, 190021040), (2, 95010520), (4, 47505260), (5, 38004208), (8, 23752630), (10, 19002104), (11, 17274640), (16, 11876315), (20, 9501052), (22, 8637320), (40, 4750526), (44, 4318660), (55, 3454928), (80, 2375263), (88, 2159330), (110, 1727464), (176, 1079665), (181, 1049840), (220, 863732), (362, 524920), (440, 431866), (724, 262460), (880, 215933), (905, 209968), (1193, 159280), (1448, 131230), (1810, 104984), (1991, 95440), (2386, 79640), (2896, 65615), (3620, 52492), (3982, 47720), (4772, 39820), (5965, 31856), (7240, 26246), (7964, 23860), (9544, 19910), (9955, 19088), (11930, 15928), (13123, 14480)]