2247336640

素因数分解:

$2^6\times 5^1\times {\mathrm{349}}^1\times {\mathrm{20123}}^1$

素因数の和:20489

約数の個数: 56

約数和(自身を含む): 5367070800

約数和(自身を除く): 3119734160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 349, 698, 1396, 1745, 2792, 3490, 5584, 6980, 11168, 13960, 20123, 22336, 27920, 40246, 55840, 80492, 100615, 111680, 160984, 201230, 321968, 402460, 643936, 804920, 1287872, 1609840, 3219680, 6439360, 7022927, 14045854, 28091708, 35114635, 56183416, 70229270, 112366832, 140458540, 224733664, 280917080, 449467328, 561834160, 1123668320, 2247336640]

約数ペア:

[(1, 2247336640), (2, 1123668320), (4, 561834160), (5, 449467328), (8, 280917080), (10, 224733664), (16, 140458540), (20, 112366832), (32, 70229270), (40, 56183416), (64, 35114635), (80, 28091708), (160, 14045854), (320, 7022927), (349, 6439360), (698, 3219680), (1396, 1609840), (1745, 1287872), (2792, 804920), (3490, 643936), (5584, 402460), (6980, 321968), (11168, 201230), (13960, 160984), (20123, 111680), (22336, 100615), (27920, 80492), (40246, 55840)]