7199720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16363}}^1$

素因数の和:16385

約数の個数: 32

約数和(自身を含む): 17673120

約数和(自身を除く): 10473400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 16363, 32726, 65452, 81815, 130904, 163630, 179993, 327260, 359986, 654520, 719972, 899965, 1439944, 1799930, 3599860, 7199720]

約数ペア:

[(1, 7199720), (2, 3599860), (4, 1799930), (5, 1439944), (8, 899965), (10, 719972), (11, 654520), (20, 359986), (22, 327260), (40, 179993), (44, 163630), (55, 130904), (88, 81815), (110, 65452), (220, 32726), (440, 16363)]