2012262920

素因数分解:

$2^3\times 5^1\times {\mathrm{2179}}^1\times {\mathrm{23087}}^1$

素因数の和:25277

約数の個数: 32

約数和(自身を含む): 4529865600

約数和(自身を除く): 2517602680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2179, 4358, 8716, 10895, 17432, 21790, 23087, 43580, 46174, 87160, 92348, 115435, 184696, 230870, 461740, 923480, 50306573, 100613146, 201226292, 251532865, 402452584, 503065730, 1006131460, 2012262920]

約数ペア:

[(1, 2012262920), (2, 1006131460), (4, 503065730), (5, 402452584), (8, 251532865), (10, 201226292), (20, 100613146), (40, 50306573), (2179, 923480), (4358, 461740), (8716, 230870), (10895, 184696), (17432, 115435), (21790, 92348), (23087, 87160), (43580, 46174)]