174540910

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{631}}^1$

素因数の和:976

約数の個数: 32

約数和(自身を含む): 318528000

約数和(自身を除く): 143987090

約数列:

[1, 2, 5, 10, 139, 199, 278, 398, 631, 695, 995, 1262, 1390, 1990, 3155, 6310, 27661, 55322, 87709, 125569, 138305, 175418, 251138, 276610, 438545, 627845, 877090, 1255690, 17454091, 34908182, 87270455, 174540910]

約数ペア:

[(1, 174540910), (2, 87270455), (5, 34908182), (10, 17454091), (139, 1255690), (199, 877090), (278, 627845), (398, 438545), (631, 276610), (695, 251138), (995, 175418), (1262, 138305), (1390, 125569), (1990, 87709), (3155, 55322), (6310, 27661)]