31113320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{111119}}^1$

素因数の和:111137

約数の個数: 32

約数和(自身を含む): 80006400

約数和(自身を除く): 48893080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 111119, 222238, 444476, 555595, 777833, 888952, 1111190, 1555666, 2222380, 3111332, 3889165, 4444760, 6222664, 7778330, 15556660, 31113320]

約数ペア:

[(1, 31113320), (2, 15556660), (4, 7778330), (5, 6222664), (7, 4444760), (8, 3889165), (10, 3111332), (14, 2222380), (20, 1555666), (28, 1111190), (35, 888952), (40, 777833), (56, 555595), (70, 444476), (140, 222238), (280, 111119)]