11998380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{643}}^1$

素因数の和:966

約数の個数: 48

約数和(自身を含む): 33755904

約数和(自身を除く): 21757524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311, 622, 643, 933, 1244, 1286, 1555, 1866, 1929, 2572, 3110, 3215, 3732, 3858, 4665, 6220, 6430, 7716, 9330, 9645, 12860, 18660, 19290, 38580, 199973, 399946, 599919, 799892, 999865, 1199838, 1999730, 2399676, 2999595, 3999460, 5999190, 11998380]

約数ペア:

[(1, 11998380), (2, 5999190), (3, 3999460), (4, 2999595), (5, 2399676), (6, 1999730), (10, 1199838), (12, 999865), (15, 799892), (20, 599919), (30, 399946), (60, 199973), (311, 38580), (622, 19290), (643, 18660), (933, 12860), (1244, 9645), (1286, 9330), (1555, 7716), (1866, 6430), (1929, 6220), (2572, 4665), (3110, 3858), (3215, 3732)]