2769520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2663}}^1$

素因数の和:2689

約数の個数: 40

約数和(自身を含む): 6937056

約数和(自身を除く): 4167536

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2663, 5326, 10652, 13315, 21304, 26630, 34619, 42608, 53260, 69238, 106520, 138476, 173095, 213040, 276952, 346190, 553904, 692380, 1384760, 2769520]

約数ペア:

[(1, 2769520), (2, 1384760), (4, 692380), (5, 553904), (8, 346190), (10, 276952), (13, 213040), (16, 173095), (20, 138476), (26, 106520), (40, 69238), (52, 53260), (65, 42608), (80, 34619), (104, 26630), (130, 21304), (208, 13315), (260, 10652), (520, 5326), (1040, 2663)]