3927780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{21821}}^1$

素因数の和:21836

約数の個数: 36

約数和(自身を含む): 11914812

約数和(自身を除く): 7987032

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 21821, 43642, 65463, 87284, 109105, 130926, 196389, 218210, 261852, 327315, 392778, 436420, 654630, 785556, 981945, 1309260, 1963890, 3927780]

約数ペア:

[(1, 3927780), (2, 1963890), (3, 1309260), (4, 981945), (5, 785556), (6, 654630), (9, 436420), (10, 392778), (12, 327315), (15, 261852), (18, 218210), (20, 196389), (30, 130926), (36, 109105), (45, 87284), (60, 65463), (90, 43642), (180, 21821)]