2085157040

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{116881}}^1$

素因数の和:117117

約数の個数: 40

約数和(自身を含む): 4869771648

約数和(自身を除く): 2784614608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 892, 1115, 1784, 2230, 3568, 4460, 8920, 17840, 116881, 233762, 467524, 584405, 935048, 1168810, 1870096, 2337620, 4675240, 9350480, 26064463, 52128926, 104257852, 130322315, 208515704, 260644630, 417031408, 521289260, 1042578520, 2085157040]

約数ペア:

[(1, 2085157040), (2, 1042578520), (4, 521289260), (5, 417031408), (8, 260644630), (10, 208515704), (16, 130322315), (20, 104257852), (40, 52128926), (80, 26064463), (223, 9350480), (446, 4675240), (892, 2337620), (1115, 1870096), (1784, 1168810), (2230, 935048), (3568, 584405), (4460, 467524), (8920, 233762), (17840, 116881)]