282742420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{39161}}^1$

素因数の和:39208

約数の個数: 36

約数和(自身を含む): 626670324

約数和(自身を除く): 343927904

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 39161, 78322, 156644, 195805, 391610, 744059, 783220, 1488118, 2976236, 3720295, 7440590, 14137121, 14881180, 28274242, 56548484, 70685605, 141371210, 282742420]

約数ペア:

[(1, 282742420), (2, 141371210), (4, 70685605), (5, 56548484), (10, 28274242), (19, 14881180), (20, 14137121), (38, 7440590), (76, 3720295), (95, 2976236), (190, 1488118), (361, 783220), (380, 744059), (722, 391610), (1444, 195805), (1805, 156644), (3610, 78322), (7220, 39161)]