6659680

素因数分解:

$2^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:511

約数の個数: 48

約数和(自身を含む): 15921360

約数和(自身を除く): 9261680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 107, 160, 214, 389, 428, 535, 778, 856, 1070, 1556, 1712, 1945, 2140, 3112, 3424, 3890, 4280, 6224, 7780, 8560, 12448, 15560, 17120, 31120, 41623, 62240, 83246, 166492, 208115, 332984, 416230, 665968, 832460, 1331936, 1664920, 3329840, 6659680]

約数ペア:

[(1, 6659680), (2, 3329840), (4, 1664920), (5, 1331936), (8, 832460), (10, 665968), (16, 416230), (20, 332984), (32, 208115), (40, 166492), (80, 83246), (107, 62240), (160, 41623), (214, 31120), (389, 17120), (428, 15560), (535, 12448), (778, 8560), (856, 7780), (1070, 6224), (1556, 4280), (1712, 3890), (1945, 3424), (2140, 3112)]