481938020

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{173359}}^1$

素因数の和:173507

約数の個数: 24

約数和(自身を含む): 1019356800

約数和(自身を除く): 537418780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 173359, 346718, 693436, 866795, 1733590, 3467180, 24096901, 48193802, 96387604, 120484505, 240969010, 481938020]

約数ペア:

[(1, 481938020), (2, 240969010), (4, 120484505), (5, 96387604), (10, 48193802), (20, 24096901), (139, 3467180), (278, 1733590), (556, 866795), (695, 693436), (1390, 346718), (2780, 173359)]