56174240

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3221}}^1$

素因数の和:3345

約数の個数: 48

約数和(自身を含む): 133970760

約数和(自身を除く): 77796520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3221, 3488, 4360, 6442, 8720, 12884, 16105, 17440, 25768, 32210, 51536, 64420, 103072, 128840, 257680, 351089, 515360, 702178, 1404356, 1755445, 2808712, 3510890, 5617424, 7021780, 11234848, 14043560, 28087120, 56174240]

約数ペア:

[(1, 56174240), (2, 28087120), (4, 14043560), (5, 11234848), (8, 7021780), (10, 5617424), (16, 3510890), (20, 2808712), (32, 1755445), (40, 1404356), (80, 702178), (109, 515360), (160, 351089), (218, 257680), (436, 128840), (545, 103072), (872, 64420), (1090, 51536), (1744, 32210), (2180, 25768), (3221, 17440), (3488, 16105), (4360, 12884), (6442, 8720)]