201994360

素因数分解:

$2^3\times 5^1\times {\mathrm{1949}}^1\times {\mathrm{2591}}^1$

素因数の和:4551

約数の個数: 32

約数和(自身を含む): 454896000

約数和(自身を除く): 252901640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1949, 2591, 3898, 5182, 7796, 9745, 10364, 12955, 15592, 19490, 20728, 25910, 38980, 51820, 77960, 103640, 5049859, 10099718, 20199436, 25249295, 40398872, 50498590, 100997180, 201994360]

約数ペア:

[(1, 201994360), (2, 100997180), (4, 50498590), (5, 40398872), (8, 25249295), (10, 20199436), (20, 10099718), (40, 5049859), (1949, 103640), (2591, 77960), (3898, 51820), (5182, 38980), (7796, 25910), (9745, 20728), (10364, 19490), (12955, 15592)]