42914480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:606

約数の個数: 80

約数和(自身を含む): 114903360

約数和(自身を除く): 71988880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 197, 280, 389, 394, 560, 778, 788, 985, 1379, 1556, 1576, 1945, 1970, 2723, 2758, 3112, 3152, 3890, 3940, 5446, 5516, 6224, 6895, 7780, 7880, 10892, 11032, 13615, 13790, 15560, 15760, 21784, 22064, 27230, 27580, 31120, 43568, 54460, 55160, 76633, 108920, 110320, 153266, 217840, 306532, 383165, 536431, 613064, 766330, 1072862, 1226128, 1532660, 2145724, 2682155, 3065320, 4291448, 5364310, 6130640, 8582896, 10728620, 21457240, 42914480]

約数ペア:

[(1, 42914480), (2, 21457240), (4, 10728620), (5, 8582896), (7, 6130640), (8, 5364310), (10, 4291448), (14, 3065320), (16, 2682155), (20, 2145724), (28, 1532660), (35, 1226128), (40, 1072862), (56, 766330), (70, 613064), (80, 536431), (112, 383165), (140, 306532), (197, 217840), (280, 153266), (389, 110320), (394, 108920), (560, 76633), (778, 55160), (788, 54460), (985, 43568), (1379, 31120), (1556, 27580), (1576, 27230), (1945, 22064), (1970, 21784), (2723, 15760), (2758, 15560), (3112, 13790), (3152, 13615), (3890, 11032), (3940, 10892), (5446, 7880), (5516, 7780), (6224, 6895)]