27774580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73091}}^1$

素因数の和:73119

約数の個数: 24

約数和(自身を含む): 61397280

約数和(自身を除く): 33622700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 73091, 146182, 292364, 365455, 730910, 1388729, 1461820, 2777458, 5554916, 6943645, 13887290, 27774580]

約数ペア:

[(1, 27774580), (2, 13887290), (4, 6943645), (5, 5554916), (10, 2777458), (19, 1461820), (20, 1388729), (38, 730910), (76, 365455), (95, 292364), (190, 146182), (380, 73091)]