90084340

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{21347}}^1$

素因数の和:21567

約数の個数: 24

約数和(自身を含む): 190082592

約数和(自身を除く): 99998252

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 21347, 42694, 85388, 106735, 213470, 426940, 4504217, 9008434, 18016868, 22521085, 45042170, 90084340]

約数ペア:

[(1, 90084340), (2, 45042170), (4, 22521085), (5, 18016868), (10, 9008434), (20, 4504217), (211, 426940), (422, 213470), (844, 106735), (1055, 85388), (2110, 42694), (4220, 21347)]