39078640

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{2531}}^1$

素因数の和:2737

約数の個数: 40

約数和(自身を含む): 91364688

約数和(自身を除く): 52286048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 2531, 3088, 3860, 5062, 7720, 10124, 12655, 15440, 20248, 25310, 40496, 50620, 101240, 202480, 488483, 976966, 1953932, 2442415, 3907864, 4884830, 7815728, 9769660, 19539320, 39078640]

約数ペア:

[(1, 39078640), (2, 19539320), (4, 9769660), (5, 7815728), (8, 4884830), (10, 3907864), (16, 2442415), (20, 1953932), (40, 976966), (80, 488483), (193, 202480), (386, 101240), (772, 50620), (965, 40496), (1544, 25310), (1930, 20248), (2531, 15440), (3088, 12655), (3860, 10124), (5062, 7720)]