76400980

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{19793}}^1$

素因数の和:19995

約数の個数: 24

約数和(自身を含む): 161281512

約数和(自身を除く): 84880532

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 19793, 39586, 79172, 98965, 197930, 395860, 3820049, 7640098, 15280196, 19100245, 38200490, 76400980]

約数ペア:

[(1, 76400980), (2, 38200490), (4, 19100245), (5, 15280196), (10, 7640098), (20, 3820049), (193, 395860), (386, 197930), (772, 98965), (965, 79172), (1930, 39586), (3860, 19793)]