1020236540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{141307}}^1$

素因数の和:141354

約数の個数: 36

約数和(自身を含む): 2261210616

約数和(自身を除く): 1240974076

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 141307, 282614, 565228, 706535, 1413070, 2684833, 2826140, 5369666, 10739332, 13424165, 26848330, 51011827, 53696660, 102023654, 204047308, 255059135, 510118270, 1020236540]

約数ペア:

[(1, 1020236540), (2, 510118270), (4, 255059135), (5, 204047308), (10, 102023654), (19, 53696660), (20, 51011827), (38, 26848330), (76, 13424165), (95, 10739332), (190, 5369666), (361, 2826140), (380, 2684833), (722, 1413070), (1444, 706535), (1805, 565228), (3610, 282614), (7220, 141307)]