520059690

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{642049}}^1$

素因数の和:642068

約数の個数: 40

約数和(自身を含む): 1398384900

約数和(自身を除く): 878325210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 642049, 1284098, 1926147, 3210245, 3852294, 5778441, 6420490, 9630735, 11556882, 17335323, 19261470, 28892205, 34670646, 52005969, 57784410, 86676615, 104011938, 173353230, 260029845, 520059690]

約数ペア:

[(1, 520059690), (2, 260029845), (3, 173353230), (5, 104011938), (6, 86676615), (9, 57784410), (10, 52005969), (15, 34670646), (18, 28892205), (27, 19261470), (30, 17335323), (45, 11556882), (54, 9630735), (81, 6420490), (90, 5778441), (135, 3852294), (162, 3210245), (270, 1926147), (405, 1284098), (810, 642049)]