1330795880

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^2\times {\mathrm{353}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 3012586020

約数和(自身を除く): 1681790140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 353, 614, 706, 1228, 1412, 1535, 1765, 2456, 2824, 3070, 3530, 6140, 7060, 12280, 14120, 94249, 108371, 188498, 216742, 376996, 433484, 471245, 541855, 753992, 866968, 942490, 1083710, 1884980, 2167420, 3769960, 4334840, 33269897, 66539794, 133079588, 166349485, 266159176, 332698970, 665397940, 1330795880]

約数ペア:

[(1, 1330795880), (2, 665397940), (4, 332698970), (5, 266159176), (8, 166349485), (10, 133079588), (20, 66539794), (40, 33269897), (307, 4334840), (353, 3769960), (614, 2167420), (706, 1884980), (1228, 1083710), (1412, 942490), (1535, 866968), (1765, 753992), (2456, 541855), (2824, 471245), (3070, 433484), (3530, 376996), (6140, 216742), (7060, 188498), (12280, 108371), (14120, 94249)]