13378120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47779}}^1$

素因数の和:47797

約数の個数: 32

約数和(自身を含む): 34401600

約数和(自身を除く): 21023480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 47779, 95558, 191116, 238895, 334453, 382232, 477790, 668906, 955580, 1337812, 1672265, 1911160, 2675624, 3344530, 6689060, 13378120]

約数ペア:

[(1, 13378120), (2, 6689060), (4, 3344530), (5, 2675624), (7, 1911160), (8, 1672265), (10, 1337812), (14, 955580), (20, 668906), (28, 477790), (35, 382232), (40, 334453), (56, 238895), (70, 191116), (140, 95558), (280, 47779)]