222017540

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{31991}}^1$

素因数の和:32347

約数の個数: 24

約数和(自身を含む): 467595072

約数和(自身を除く): 245577532

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 3470, 6940, 31991, 63982, 127964, 159955, 319910, 639820, 11100877, 22201754, 44403508, 55504385, 111008770, 222017540]

約数ペア:

[(1, 222017540), (2, 111008770), (4, 55504385), (5, 44403508), (10, 22201754), (20, 11100877), (347, 639820), (694, 319910), (1388, 159955), (1735, 127964), (3470, 63982), (6940, 31991)]