102903890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{20873}}^1$

素因数の和:20926

約数の個数: 32

約数和(自身を含む): 202895280

約数和(自身を除く): 99991390

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 20873, 41746, 104365, 208730, 354841, 605317, 709682, 1210634, 1774205, 3026585, 3548410, 6053170, 10290389, 20580778, 51451945, 102903890]

約数ペア:

[(1, 102903890), (2, 51451945), (5, 20580778), (10, 10290389), (17, 6053170), (29, 3548410), (34, 3026585), (58, 1774205), (85, 1210634), (145, 709682), (170, 605317), (290, 354841), (493, 208730), (986, 104365), (2465, 41746), (4930, 20873)]