9940804

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 17873856

約数和(自身を除く): 7933052

約数列:

[1, 2, 4, 61, 122, 131, 244, 262, 311, 524, 622, 1244, 7991, 15982, 18971, 31964, 37942, 40741, 75884, 81482, 162964, 2485201, 4970402, 9940804]

約数ペア:

[(1, 9940804), (2, 4970402), (4, 2485201), (61, 162964), (122, 81482), (131, 75884), (244, 40741), (262, 37942), (311, 31964), (524, 18971), (622, 15982), (1244, 7991)]