320861710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{189859}}^1$

素因数の和:189892

約数の個数: 24

約数和(自身を含む): 625398840

約数和(自身を除く): 304537130

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 189859, 379718, 949295, 1898590, 2468167, 4936334, 12340835, 24681670, 32086171, 64172342, 160430855, 320861710]

約数ペア:

[(1, 320861710), (2, 160430855), (5, 64172342), (10, 32086171), (13, 24681670), (26, 12340835), (65, 4936334), (130, 2468167), (169, 1898590), (338, 949295), (845, 379718), (1690, 189859)]