389632690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{4649}}^1$

素因数の和:4719

約数の個数: 48

約数和(自身を含む): 770877000

約数和(自身を除く): 381244310

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 289, 290, 493, 578, 986, 1445, 2465, 2890, 4649, 4930, 8381, 9298, 16762, 23245, 41905, 46490, 79033, 83810, 134821, 158066, 269642, 395165, 674105, 790330, 1343561, 1348210, 2291957, 2687122, 4583914, 6717805, 11459785, 13435610, 22919570, 38963269, 77926538, 194816345, 389632690]

約数ペア:

[(1, 389632690), (2, 194816345), (5, 77926538), (10, 38963269), (17, 22919570), (29, 13435610), (34, 11459785), (58, 6717805), (85, 4583914), (145, 2687122), (170, 2291957), (289, 1348210), (290, 1343561), (493, 790330), (578, 674105), (986, 395165), (1445, 269642), (2465, 158066), (2890, 134821), (4649, 83810), (4930, 79033), (8381, 46490), (9298, 41905), (16762, 23245)]