5154320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3391}}^1$

素因数の和:3423

約数の個数: 40

約数和(自身を含む): 12618240

約数和(自身を除く): 7463920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 3391, 6782, 13564, 16955, 27128, 33910, 54256, 64429, 67820, 128858, 135640, 257716, 271280, 322145, 515432, 644290, 1030864, 1288580, 2577160, 5154320]

約数ペア:

[(1, 5154320), (2, 2577160), (4, 1288580), (5, 1030864), (8, 644290), (10, 515432), (16, 322145), (19, 271280), (20, 257716), (38, 135640), (40, 128858), (76, 67820), (80, 64429), (95, 54256), (152, 33910), (190, 27128), (304, 16955), (380, 13564), (760, 6782), (1520, 3391)]