56027020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2549}}^1$

素因数の和:2722

約数の個数: 48

約数和(自身を含む): 135374400

約数和(自身を除く): 79347380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 2549, 3140, 4396, 5098, 5495, 10196, 10990, 12745, 17843, 21980, 25490, 35686, 50980, 71372, 89215, 178430, 356860, 400193, 800386, 1600772, 2000965, 2801351, 4001930, 5602702, 8003860, 11205404, 14006755, 28013510, 56027020]

約数ペア:

[(1, 56027020), (2, 28013510), (4, 14006755), (5, 11205404), (7, 8003860), (10, 5602702), (14, 4001930), (20, 2801351), (28, 2000965), (35, 1600772), (70, 800386), (140, 400193), (157, 356860), (314, 178430), (628, 89215), (785, 71372), (1099, 50980), (1570, 35686), (2198, 25490), (2549, 21980), (3140, 17843), (4396, 12745), (5098, 10990), (5495, 10196)]