9140740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{599}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 22176000

約数和(自身を除く): 13035260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 599, 763, 1090, 1198, 1526, 2180, 2396, 2995, 3052, 3815, 4193, 5990, 7630, 8386, 11980, 15260, 16772, 20965, 41930, 65291, 83860, 130582, 261164, 326455, 457037, 652910, 914074, 1305820, 1828148, 2285185, 4570370, 9140740]

約数ペア:

[(1, 9140740), (2, 4570370), (4, 2285185), (5, 1828148), (7, 1305820), (10, 914074), (14, 652910), (20, 457037), (28, 326455), (35, 261164), (70, 130582), (109, 83860), (140, 65291), (218, 41930), (436, 20965), (545, 16772), (599, 15260), (763, 11980), (1090, 8386), (1198, 7630), (1526, 5990), (2180, 4193), (2396, 3815), (2995, 3052)]