2000644816

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{28871}}^1$

素因数の和:29011

約数の個数: 40

約数和(自身を含む): 3995422848

約数和(自身を除く): 1994778032

約数列:

[1, 2, 4, 8, 16, 61, 71, 122, 142, 244, 284, 488, 568, 976, 1136, 4331, 8662, 17324, 28871, 34648, 57742, 69296, 115484, 230968, 461936, 1761131, 2049841, 3522262, 4099682, 7044524, 8199364, 14089048, 16398728, 28178096, 32797456, 125040301, 250080602, 500161204, 1000322408, 2000644816]

約数ペア:

[(1, 2000644816), (2, 1000322408), (4, 500161204), (8, 250080602), (16, 125040301), (61, 32797456), (71, 28178096), (122, 16398728), (142, 14089048), (244, 8199364), (284, 7044524), (488, 4099682), (568, 3522262), (976, 2049841), (1136, 1761131), (4331, 461936), (8662, 230968), (17324, 115484), (28871, 69296), (34648, 57742)]