520020514

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{2339}}^1$

素因数の和:2874

約数の個数: 32

約数和(自身を含む): 891596160

約数和(自身を除く): 371575646

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 503, 1006, 2339, 4678, 6539, 8551, 13078, 17102, 30407, 39763, 60814, 79526, 111163, 222326, 516919, 1033838, 1176517, 2353034, 15294721, 20000789, 30589442, 40001578, 260010257, 520020514]

約数ペア:

[(1, 520020514), (2, 260010257), (13, 40001578), (17, 30589442), (26, 20000789), (34, 15294721), (221, 2353034), (442, 1176517), (503, 1033838), (1006, 516919), (2339, 222326), (4678, 111163), (6539, 79526), (8551, 60814), (13078, 39763), (17102, 30407)]