39270980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{280507}}^1$

素因数の和:280523

約数の個数: 24

約数和(自身を含む): 94250688

約数和(自身を除く): 54979708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 280507, 561014, 1122028, 1402535, 1963549, 2805070, 3927098, 5610140, 7854196, 9817745, 19635490, 39270980]

約数ペア:

[(1, 39270980), (2, 19635490), (4, 9817745), (5, 7854196), (7, 5610140), (10, 3927098), (14, 2805070), (20, 1963549), (28, 1402535), (35, 1122028), (70, 561014), (140, 280507)]