120996920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{274993}}^1$

素因数の和:275015

約数の個数: 32

約数和(自身を含む): 296993520

約数和(自身を除く): 175996600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 274993, 549986, 1099972, 1374965, 2199944, 2749930, 3024923, 5499860, 6049846, 10999720, 12099692, 15124615, 24199384, 30249230, 60498460, 120996920]

約数ペア:

[(1, 120996920), (2, 60498460), (4, 30249230), (5, 24199384), (8, 15124615), (10, 12099692), (11, 10999720), (20, 6049846), (22, 5499860), (40, 3024923), (44, 2749930), (55, 2199944), (88, 1374965), (110, 1099972), (220, 549986), (440, 274993)]