28053310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^3\times {\mathrm{409}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 53431200

約数和(自身を除く): 25377890

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 409, 722, 818, 1805, 2045, 3610, 4090, 6859, 7771, 13718, 15542, 34295, 38855, 68590, 77710, 147649, 295298, 738245, 1476490, 2805331, 5610662, 14026655, 28053310]

約数ペア:

[(1, 28053310), (2, 14026655), (5, 5610662), (10, 2805331), (19, 1476490), (38, 738245), (95, 295298), (190, 147649), (361, 77710), (409, 68590), (722, 38855), (818, 34295), (1805, 15542), (2045, 13718), (3610, 7771), (4090, 6859)]