27759040

素因数分解:

$2^6\times 5^1\times {\mathrm{223}}^1\times {\mathrm{389}}^1$

素因数の和:629

約数の個数: 56

約数和(自身を含む): 66568320

約数和(自身を除く): 38809280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 223, 320, 389, 446, 778, 892, 1115, 1556, 1784, 1945, 2230, 3112, 3568, 3890, 4460, 6224, 7136, 7780, 8920, 12448, 14272, 15560, 17840, 24896, 31120, 35680, 62240, 71360, 86747, 124480, 173494, 346988, 433735, 693976, 867470, 1387952, 1734940, 2775904, 3469880, 5551808, 6939760, 13879520, 27759040]

約数ペア:

[(1, 27759040), (2, 13879520), (4, 6939760), (5, 5551808), (8, 3469880), (10, 2775904), (16, 1734940), (20, 1387952), (32, 867470), (40, 693976), (64, 433735), (80, 346988), (160, 173494), (223, 124480), (320, 86747), (389, 71360), (446, 62240), (778, 35680), (892, 31120), (1115, 24896), (1556, 17840), (1784, 15560), (1945, 14272), (2230, 12448), (3112, 8920), (3568, 7780), (3890, 7136), (4460, 6224)]