1383050

素因数分解:

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

素因数の和:350

約数の個数: 24

約数和(自身を含む): 2604000

約数和(自身を除く): 1220950

約数列:

[1, 2, 5, 10, 25, 50, 139, 199, 278, 398, 695, 995, 1390, 1990, 3475, 4975, 6950, 9950, 27661, 55322, 138305, 276610, 691525, 1383050]

約数ペア:

[(1, 1383050), (2, 691525), (5, 276610), (10, 138305), (25, 55322), (50, 27661), (139, 9950), (199, 6950), (278, 4975), (398, 3475), (695, 1990), (995, 1390)]