2007503135

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1621}}^1$

素因数の和:1760

約数の個数: 48

約数和(自身を含む): 2795808960

約数和(自身を除く): 788305825

約数列:

[1, 5, 11, 23, 55, 89, 115, 121, 253, 445, 605, 979, 1265, 1621, 2047, 2783, 4895, 8105, 10235, 10769, 13915, 17831, 22517, 37283, 53845, 89155, 112585, 144269, 186415, 196141, 247687, 410113, 721345, 980705, 1238435, 1586959, 2050565, 3318187, 4511243, 7934795, 16590935, 17456549, 22556215, 36500057, 87282745, 182500285, 401500627, 2007503135]

約数ペア:

[(1, 2007503135), (5, 401500627), (11, 182500285), (23, 87282745), (55, 36500057), (89, 22556215), (115, 17456549), (121, 16590935), (253, 7934795), (445, 4511243), (605, 3318187), (979, 2050565), (1265, 1586959), (1621, 1238435), (2047, 980705), (2783, 721345), (4895, 410113), (8105, 247687), (10235, 196141), (10769, 186415), (13915, 144269), (17831, 112585), (22517, 89155), (37283, 53845)]