313067440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{559049}}^1$

素因数の和:559069

約数の個数: 40

約数和(自身を含む): 831866400

約数和(自身を除く): 518798960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 559049, 1118098, 2236196, 2795245, 3913343, 4472392, 5590490, 7826686, 8944784, 11180980, 15653372, 19566715, 22361960, 31306744, 39133430, 44723920, 62613488, 78266860, 156533720, 313067440]

約数ペア:

[(1, 313067440), (2, 156533720), (4, 78266860), (5, 62613488), (7, 44723920), (8, 39133430), (10, 31306744), (14, 22361960), (16, 19566715), (20, 15653372), (28, 11180980), (35, 8944784), (40, 7826686), (56, 5590490), (70, 4472392), (80, 3913343), (112, 2795245), (140, 2236196), (280, 1118098), (560, 559049)]