56508880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16427}}^1$

素因数の和:16483

約数の個数: 40

約数和(自身を含む): 134446752

約数和(自身を除く): 77937872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 16427, 32854, 65708, 82135, 131416, 164270, 262832, 328540, 657080, 706361, 1314160, 1412722, 2825444, 3531805, 5650888, 7063610, 11301776, 14127220, 28254440, 56508880]

約数ペア:

[(1, 56508880), (2, 28254440), (4, 14127220), (5, 11301776), (8, 7063610), (10, 5650888), (16, 3531805), (20, 2825444), (40, 1412722), (43, 1314160), (80, 706361), (86, 657080), (172, 328540), (215, 262832), (344, 164270), (430, 131416), (688, 82135), (860, 65708), (1720, 32854), (3440, 16427)]