7664460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{919}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 21638400

約数和(自身を除く): 13973940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 919, 1390, 1668, 1838, 2085, 2757, 2780, 3676, 4170, 4595, 5514, 8340, 9190, 11028, 13785, 18380, 27570, 55140, 127741, 255482, 383223, 510964, 638705, 766446, 1277410, 1532892, 1916115, 2554820, 3832230, 7664460]

約数ペア:

[(1, 7664460), (2, 3832230), (3, 2554820), (4, 1916115), (5, 1532892), (6, 1277410), (10, 766446), (12, 638705), (15, 510964), (20, 383223), (30, 255482), (60, 127741), (139, 55140), (278, 27570), (417, 18380), (556, 13785), (695, 11028), (834, 9190), (919, 8340), (1390, 5514), (1668, 4595), (1838, 4170), (2085, 3676), (2757, 2780)]