40392370

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2879}}^1$

素因数の和:2970

約数の個数: 32

約数和(自身を含む): 77137920

約数和(自身を除く): 36745550

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 1403, 2806, 2879, 5758, 7015, 14030, 14395, 28790, 66217, 132434, 175619, 331085, 351238, 662170, 878095, 1756190, 4039237, 8078474, 20196185, 40392370]

約数ペア:

[(1, 40392370), (2, 20196185), (5, 8078474), (10, 4039237), (23, 1756190), (46, 878095), (61, 662170), (115, 351238), (122, 331085), (230, 175619), (305, 132434), (610, 66217), (1403, 28790), (2806, 14395), (2879, 14030), (5758, 7015)]