127979462020

素因数分解:

$2^2\times 5^1\times {\mathrm{3607}}^1\times {\mathrm{1774043}}^1$

素因数の和:1777659

約数の個数: 24

約数和(自身を含む): 268831531584

約数和(自身を除く): 140852069564

約数列:

[1, 2, 4, 5, 10, 20, 3607, 7214, 14428, 18035, 36070, 72140, 1774043, 3548086, 7096172, 8870215, 17740430, 35480860, 6398973101, 12797946202, 25595892404, 31994865505, 63989731010, 127979462020]

約数ペア:

[(1, 127979462020), (2, 63989731010), (4, 31994865505), (5, 25595892404), (10, 12797946202), (20, 6398973101), (3607, 35480860), (7214, 17740430), (14428, 8870215), (18035, 7096172), (36070, 3548086), (72140, 1774043)]