11885890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{503}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 22861440

約数和(自身を除く): 10975550

約数列:

[1, 2, 5, 10, 17, 34, 85, 139, 170, 278, 503, 695, 1006, 1390, 2363, 2515, 4726, 5030, 8551, 11815, 17102, 23630, 42755, 69917, 85510, 139834, 349585, 699170, 1188589, 2377178, 5942945, 11885890]

約数ペア:

[(1, 11885890), (2, 5942945), (5, 2377178), (10, 1188589), (17, 699170), (34, 349585), (85, 139834), (139, 85510), (170, 69917), (278, 42755), (503, 23630), (695, 17102), (1006, 11815), (1390, 8551), (2363, 5030), (2515, 4726)]