31997210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2297}}^1$

素因数の和:2510

約数の個数: 32

約数和(自身を含む): 66182400

約数和(自身を除く): 34185190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 199, 398, 995, 1393, 1990, 2297, 2786, 4594, 6965, 11485, 13930, 16079, 22970, 32158, 80395, 160790, 457103, 914206, 2285515, 3199721, 4571030, 6399442, 15998605, 31997210]

約数ペア:

[(1, 31997210), (2, 15998605), (5, 6399442), (7, 4571030), (10, 3199721), (14, 2285515), (35, 914206), (70, 457103), (199, 160790), (398, 80395), (995, 32158), (1393, 22970), (1990, 16079), (2297, 13930), (2786, 11485), (4594, 6965)]