1344178840

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{326257}}^1$

素因数の和:326371

約数の個数: 32

約数和(自身を含む): 3053774880

約数和(自身を除く): 1709596040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 326257, 652514, 1305028, 1631285, 2610056, 3262570, 6525140, 13050280, 33604471, 67208942, 134417884, 168022355, 268835768, 336044710, 672089420, 1344178840]

約数ペア:

[(1, 1344178840), (2, 672089420), (4, 336044710), (5, 268835768), (8, 168022355), (10, 134417884), (20, 67208942), (40, 33604471), (103, 13050280), (206, 6525140), (412, 3262570), (515, 2610056), (824, 1631285), (1030, 1305028), (2060, 652514), (4120, 326257)]