2520394778

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1\times {\mathrm{3851}}^1$

素因数の和:4354

約数の個数: 32

約数和(自身を含む): 4193441280

約数和(自身を除く): 1673046502

約数列:

[1, 2, 11, 22, 71, 142, 419, 781, 838, 1562, 3851, 4609, 7702, 9218, 29749, 42361, 59498, 84722, 273421, 327239, 546842, 654478, 1613569, 3007631, 3227138, 6015262, 17749259, 35498518, 114563399, 229126798, 1260197389, 2520394778]

約数ペア:

[(1, 2520394778), (2, 1260197389), (11, 229126798), (22, 114563399), (71, 35498518), (142, 17749259), (419, 6015262), (781, 3227138), (838, 3007631), (1562, 1613569), (3851, 654478), (4609, 546842), (7702, 327239), (9218, 273421), (29749, 84722), (42361, 59498)]