18058220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1061}}^1$

素因数の和:1130

約数の個数: 48

約数和(自身を含む): 40678848

約数和(自身を除く): 22620628

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 740, 851, 1061, 1702, 2122, 3404, 4244, 4255, 5305, 8510, 10610, 17020, 21220, 24403, 39257, 48806, 78514, 97612, 122015, 157028, 196285, 244030, 392570, 488060, 785140, 902911, 1805822, 3611644, 4514555, 9029110, 18058220]

約数ペア:

[(1, 18058220), (2, 9029110), (4, 4514555), (5, 3611644), (10, 1805822), (20, 902911), (23, 785140), (37, 488060), (46, 392570), (74, 244030), (92, 196285), (115, 157028), (148, 122015), (185, 97612), (230, 78514), (370, 48806), (460, 39257), (740, 24403), (851, 21220), (1061, 17020), (1702, 10610), (2122, 8510), (3404, 5305), (4244, 4255)]