2019417020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{31583}}^1$

素因数の和:31754

約数の個数: 48

約数和(自身を含む): 4457134080

約数和(自身を除く): 2437717060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 139, 230, 278, 460, 556, 695, 1390, 2780, 3197, 6394, 12788, 15985, 31583, 31970, 63166, 63940, 126332, 157915, 315830, 631660, 726409, 1452818, 2905636, 3632045, 4390037, 7264090, 8780074, 14528180, 17560148, 21950185, 43900370, 87800740, 100970851, 201941702, 403883404, 504854255, 1009708510, 2019417020]

約数ペア:

[(1, 2019417020), (2, 1009708510), (4, 504854255), (5, 403883404), (10, 201941702), (20, 100970851), (23, 87800740), (46, 43900370), (92, 21950185), (115, 17560148), (139, 14528180), (230, 8780074), (278, 7264090), (460, 4390037), (556, 3632045), (695, 2905636), (1390, 1452818), (2780, 726409), (3197, 631660), (6394, 315830), (12788, 157915), (15985, 126332), (31583, 63940), (31970, 63166)]