40439290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{911}}^1$

素因数の和:1134

約数の個数: 32

約数和(自身を含む): 76432896

約数和(自身を除く): 35993606

約数列:

[1, 2, 5, 10, 23, 46, 115, 193, 230, 386, 911, 965, 1822, 1930, 4439, 4555, 8878, 9110, 20953, 22195, 41906, 44390, 104765, 175823, 209530, 351646, 879115, 1758230, 4043929, 8087858, 20219645, 40439290]

約数ペア:

[(1, 40439290), (2, 20219645), (5, 8087858), (10, 4043929), (23, 1758230), (46, 879115), (115, 351646), (193, 209530), (230, 175823), (386, 104765), (911, 44390), (965, 41906), (1822, 22195), (1930, 20953), (4439, 9110), (4555, 8878)]