31108520

素因数分解:

$2^3\times 5^1\times {\mathrm{733}}^1\times {\mathrm{1061}}^1$

素因数の和:1805

約数の個数: 32

約数和(自身を含む): 70155720

約数和(自身を除く): 39047200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 733, 1061, 1466, 2122, 2932, 3665, 4244, 5305, 5864, 7330, 8488, 10610, 14660, 21220, 29320, 42440, 777713, 1555426, 3110852, 3888565, 6221704, 7777130, 15554260, 31108520]

約数ペア:

[(1, 31108520), (2, 15554260), (4, 7777130), (5, 6221704), (8, 3888565), (10, 3110852), (20, 1555426), (40, 777713), (733, 42440), (1061, 29320), (1466, 21220), (2122, 14660), (2932, 10610), (3665, 8488), (4244, 7330), (5305, 5864)]