3601780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1979}}^1$

素因数の和:2008

約数の個数: 48

約数和(自身を含む): 9313920

約数和(自身を除く): 5712140

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 1979, 3958, 7916, 9895, 13853, 19790, 25727, 27706, 39580, 51454, 55412, 69265, 102908, 128635, 138530, 180089, 257270, 277060, 360178, 514540, 720356, 900445, 1800890, 3601780]

約数ペア:

[(1, 3601780), (2, 1800890), (4, 900445), (5, 720356), (7, 514540), (10, 360178), (13, 277060), (14, 257270), (20, 180089), (26, 138530), (28, 128635), (35, 102908), (52, 69265), (65, 55412), (70, 51454), (91, 39580), (130, 27706), (140, 25727), (182, 19790), (260, 13853), (364, 9895), (455, 7916), (910, 3958), (1820, 1979)]