353267720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{679361}}^1$

素因数の和:679385

約数の個数: 32

約数和(自身を含む): 855996120

約数和(自身を除く): 502728400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 679361, 1358722, 2717444, 3396805, 5434888, 6793610, 8831693, 13587220, 17663386, 27174440, 35326772, 44158465, 70653544, 88316930, 176633860, 353267720]

約数ペア:

[(1, 353267720), (2, 176633860), (4, 88316930), (5, 70653544), (8, 44158465), (10, 35326772), (13, 27174440), (20, 17663386), (26, 13587220), (40, 8831693), (52, 6793610), (65, 5434888), (104, 3396805), (130, 2717444), (260, 1358722), (520, 679361)]