1680944

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{3389}}^1$

素因数の和:3428

約数の個数: 20

約数和(自身を含む): 3362880

約数和(自身を除く): 1681936

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 3389, 6778, 13556, 27112, 54224, 105059, 210118, 420236, 840472, 1680944]

約数ペア:

[(1, 1680944), (2, 840472), (4, 420236), (8, 210118), (16, 105059), (31, 54224), (62, 27112), (124, 13556), (248, 6778), (496, 3389)]