310020620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{170341}}^1$

素因数の和:170370

約数の個数: 48

約数和(自身を含む): 801288768

約数和(自身を除く): 491268148

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 170341, 340682, 681364, 851705, 1192387, 1703410, 2214433, 2384774, 3406820, 4428866, 4769548, 5961935, 8857732, 11072165, 11923870, 15501031, 22144330, 23847740, 31002062, 44288660, 62004124, 77505155, 155010310, 310020620]

約数ペア:

[(1, 310020620), (2, 155010310), (4, 77505155), (5, 62004124), (7, 44288660), (10, 31002062), (13, 23847740), (14, 22144330), (20, 15501031), (26, 11923870), (28, 11072165), (35, 8857732), (52, 5961935), (65, 4769548), (70, 4428866), (91, 3406820), (130, 2384774), (140, 2214433), (182, 1703410), (260, 1192387), (364, 851705), (455, 681364), (910, 340682), (1820, 170341)]