215738740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{35837}}^1$

素因数の和:35896

約数の個数: 48

約数和(自身を含む): 529828992

約数和(自身を除く): 314090252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 35837, 71674, 143348, 179185, 250859, 358370, 501718, 716740, 1003436, 1254295, 1540991, 2508590, 3081982, 5017180, 6163964, 7704955, 10786937, 15409910, 21573874, 30819820, 43147748, 53934685, 107869370, 215738740]

約数ペア:

[(1, 215738740), (2, 107869370), (4, 53934685), (5, 43147748), (7, 30819820), (10, 21573874), (14, 15409910), (20, 10786937), (28, 7704955), (35, 6163964), (43, 5017180), (70, 3081982), (86, 2508590), (140, 1540991), (172, 1254295), (215, 1003436), (301, 716740), (430, 501718), (602, 358370), (860, 250859), (1204, 179185), (1505, 143348), (3010, 71674), (6020, 35837)]