9651740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 23514624

約数和(自身を除く): 13862884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 971, 994, 1420, 1942, 1988, 2485, 3884, 4855, 4970, 6797, 9710, 9940, 13594, 19420, 27188, 33985, 67970, 68941, 135940, 137882, 275764, 344705, 482587, 689410, 965174, 1378820, 1930348, 2412935, 4825870, 9651740]

約数ペア:

[(1, 9651740), (2, 4825870), (4, 2412935), (5, 1930348), (7, 1378820), (10, 965174), (14, 689410), (20, 482587), (28, 344705), (35, 275764), (70, 137882), (71, 135940), (140, 68941), (142, 67970), (284, 33985), (355, 27188), (497, 19420), (710, 13594), (971, 9940), (994, 9710), (1420, 6797), (1942, 4970), (1988, 4855), (2485, 3884)]