177601180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{2129}}^1$

素因数の和:2278

約数の個数: 48

約数和(自身を含む): 385751520

約数和(自身を除く): 208150340

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 97, 172, 194, 215, 388, 430, 485, 860, 970, 1940, 2129, 4171, 4258, 8342, 8516, 10645, 16684, 20855, 21290, 41710, 42580, 83420, 91547, 183094, 206513, 366188, 413026, 457735, 826052, 915470, 1032565, 1830940, 2065130, 4130260, 8880059, 17760118, 35520236, 44400295, 88800590, 177601180]

約数ペア:

[(1, 177601180), (2, 88800590), (4, 44400295), (5, 35520236), (10, 17760118), (20, 8880059), (43, 4130260), (86, 2065130), (97, 1830940), (172, 1032565), (194, 915470), (215, 826052), (388, 457735), (430, 413026), (485, 366188), (860, 206513), (970, 183094), (1940, 91547), (2129, 83420), (4171, 42580), (4258, 41710), (8342, 21290), (8516, 20855), (10645, 16684)]