1640779944

素因数分解:

$2^3\times 3^1\times {\mathrm{107}}^1\times {\mathrm{638933}}^1$

素因数の和:639049

約数の個数: 32

約数和(自身を含む): 4140292320

約数和(自身を除く): 2499512376

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 107, 214, 321, 428, 642, 856, 1284, 2568, 638933, 1277866, 1916799, 2555732, 3833598, 5111464, 7667196, 15334392, 68365831, 136731662, 205097493, 273463324, 410194986, 546926648, 820389972, 1640779944]

約数ペア:

[(1, 1640779944), (2, 820389972), (3, 546926648), (4, 410194986), (6, 273463324), (8, 205097493), (12, 136731662), (24, 68365831), (107, 15334392), (214, 7667196), (321, 5111464), (428, 3833598), (642, 2555732), (856, 1916799), (1284, 1277866), (2568, 638933)]