20636704060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{147405029}}^1$

素因数の和:147405045

約数の個数: 24

約数和(自身を含む): 49528090080

約数和(自身を除く): 28891386020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 147405029, 294810058, 589620116, 737025145, 1031835203, 1474050290, 2063670406, 2948100580, 4127340812, 5159176015, 10318352030, 20636704060]

約数ペア:

[(1, 20636704060), (2, 10318352030), (4, 5159176015), (5, 4127340812), (7, 2948100580), (10, 2063670406), (14, 1474050290), (20, 1031835203), (28, 737025145), (35, 589620116), (70, 294810058), (140, 147405029)]