31742990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1747}}^1$

素因数の和:1856

約数の個数: 32

約数和(自身を含む): 60410880

約数和(自身を除く): 28667890

約数列:

[1, 2, 5, 10, 23, 46, 79, 115, 158, 230, 395, 790, 1747, 1817, 3494, 3634, 8735, 9085, 17470, 18170, 40181, 80362, 138013, 200905, 276026, 401810, 690065, 1380130, 3174299, 6348598, 15871495, 31742990]

約数ペア:

[(1, 31742990), (2, 15871495), (5, 6348598), (10, 3174299), (23, 1380130), (46, 690065), (79, 401810), (115, 276026), (158, 200905), (230, 138013), (395, 80362), (790, 40181), (1747, 18170), (1817, 17470), (3494, 9085), (3634, 8735)]