388956770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{21383}}^1$

素因数の和:21514

約数の個数: 32

約数和(自身を含む): 748268928

約数和(自身を除く): 359312158

約数列:

[1, 2, 5, 10, 17, 34, 85, 107, 170, 214, 535, 1070, 1819, 3638, 9095, 18190, 21383, 42766, 106915, 213830, 363511, 727022, 1817555, 2287981, 3635110, 4575962, 11439905, 22879810, 38895677, 77791354, 194478385, 388956770]

約数ペア:

[(1, 388956770), (2, 194478385), (5, 77791354), (10, 38895677), (17, 22879810), (34, 11439905), (85, 4575962), (107, 3635110), (170, 2287981), (214, 1817555), (535, 727022), (1070, 363511), (1819, 213830), (3638, 106915), (9095, 42766), (18190, 21383)]