4398460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19993}}^1$

素因数の和:20013

約数の個数: 24

約数和(自身を含む): 10076976

約数和(自身を除く): 5678516

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 19993, 39986, 79972, 99965, 199930, 219923, 399860, 439846, 879692, 1099615, 2199230, 4398460]

約数ペア:

[(1, 4398460), (2, 2199230), (4, 1099615), (5, 879692), (10, 439846), (11, 399860), (20, 219923), (22, 199930), (44, 99965), (55, 79972), (110, 39986), (220, 19993)]