121219450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{220399}}^1$

素因数の和:220422

約数の個数: 24

約数和(自身を含む): 245966400

約数和(自身を除く): 124746950

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 220399, 440798, 1101995, 2203990, 2424389, 4848778, 5509975, 11019950, 12121945, 24243890, 60609725, 121219450]

約数ペア:

[(1, 121219450), (2, 60609725), (5, 24243890), (10, 12121945), (11, 11019950), (22, 5509975), (25, 4848778), (50, 2424389), (55, 2203990), (110, 1101995), (275, 440798), (550, 220399)]