1029406900

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{94441}}^1$

素因数の和:94564

約数の個数: 36

約数和(自身を含む): 2254330540

約数和(自身を除く): 1224923640

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 545, 1090, 2180, 2725, 5450, 10900, 94441, 188882, 377764, 472205, 944410, 1888820, 2361025, 4722050, 9444100, 10294069, 20588138, 41176276, 51470345, 102940690, 205881380, 257351725, 514703450, 1029406900]

約数ペア:

[(1, 1029406900), (2, 514703450), (4, 257351725), (5, 205881380), (10, 102940690), (20, 51470345), (25, 41176276), (50, 20588138), (100, 10294069), (109, 9444100), (218, 4722050), (436, 2361025), (545, 1888820), (1090, 944410), (2180, 472205), (2725, 377764), (5450, 188882), (10900, 94441)]