40203538

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 66204864

約数和(自身を除く): 26001326

約数列:

[1, 2, 17, 34, 43, 86, 107, 214, 257, 514, 731, 1462, 1819, 3638, 4369, 4601, 8738, 9202, 11051, 22102, 27499, 54998, 78217, 156434, 187867, 375734, 467483, 934966, 1182457, 2364914, 20101769, 40203538]

約数ペア:

[(1, 40203538), (2, 20101769), (17, 2364914), (34, 1182457), (43, 934966), (86, 467483), (107, 375734), (214, 187867), (257, 156434), (514, 78217), (731, 54998), (1462, 27499), (1819, 22102), (3638, 11051), (4369, 9202), (4601, 8738)]