20149901380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{143927867}}^1$

素因数の和:143927883

約数の個数: 24

約数和(自身を含む): 48359763648

約数和(自身を除く): 28209862268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 143927867, 287855734, 575711468, 719639335, 1007495069, 1439278670, 2014990138, 2878557340, 4029980276, 5037475345, 10074950690, 20149901380]

約数ペア:

[(1, 20149901380), (2, 10074950690), (4, 5037475345), (5, 4029980276), (7, 2878557340), (10, 2014990138), (14, 1439278670), (20, 1007495069), (28, 719639335), (35, 575711468), (70, 287855734), (140, 143927867)]