151012220

素因数分解:

$2^2\times 5^1\times {\mathrm{1913}}^1\times {\mathrm{3947}}^1$

素因数の和:5869

約数の個数: 24

約数和(自身を含む): 317371824

約数和(自身を除く): 166359604

約数列:

[1, 2, 4, 5, 10, 20, 1913, 3826, 3947, 7652, 7894, 9565, 15788, 19130, 19735, 38260, 39470, 78940, 7550611, 15101222, 30202444, 37753055, 75506110, 151012220]

約数ペア:

[(1, 151012220), (2, 75506110), (4, 37753055), (5, 30202444), (10, 15101222), (20, 7550611), (1913, 78940), (3826, 39470), (3947, 38260), (7652, 19735), (7894, 19130), (9565, 15788)]