8016140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 18627840

約数和(自身を除く): 10611700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 83, 110, 166, 220, 332, 415, 439, 830, 878, 913, 1660, 1756, 1826, 2195, 3652, 4390, 4565, 4829, 8780, 9130, 9658, 18260, 19316, 24145, 36437, 48290, 72874, 96580, 145748, 182185, 364370, 400807, 728740, 801614, 1603228, 2004035, 4008070, 8016140]

約数ペア:

[(1, 8016140), (2, 4008070), (4, 2004035), (5, 1603228), (10, 801614), (11, 728740), (20, 400807), (22, 364370), (44, 182185), (55, 145748), (83, 96580), (110, 72874), (166, 48290), (220, 36437), (332, 24145), (415, 19316), (439, 18260), (830, 9658), (878, 9130), (913, 8780), (1660, 4829), (1756, 4565), (1826, 4390), (2195, 3652)]