340044820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{2153}}^1$

素因数の和:2364

約数の個数: 48

約数和(自身を含む): 732790800

約数和(自身を除く): 392745980

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 149, 212, 265, 298, 530, 596, 745, 1060, 1490, 2153, 2980, 4306, 7897, 8612, 10765, 15794, 21530, 31588, 39485, 43060, 78970, 114109, 157940, 228218, 320797, 456436, 570545, 641594, 1141090, 1283188, 1603985, 2282180, 3207970, 6415940, 17002241, 34004482, 68008964, 85011205, 170022410, 340044820]

約数ペア:

[(1, 340044820), (2, 170022410), (4, 85011205), (5, 68008964), (10, 34004482), (20, 17002241), (53, 6415940), (106, 3207970), (149, 2282180), (212, 1603985), (265, 1283188), (298, 1141090), (530, 641594), (596, 570545), (745, 456436), (1060, 320797), (1490, 228218), (2153, 157940), (2980, 114109), (4306, 78970), (7897, 43060), (8612, 39485), (10765, 31588), (15794, 21530)]