2118532880

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{168673}}^1$

素因数の和:168843

約数の個数: 40

約数和(自身を含む): 4956991512

約数和(自身を除く): 2838458632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 6280, 12560, 168673, 337346, 674692, 843365, 1349384, 1686730, 2698768, 3373460, 6746920, 13493840, 26481661, 52963322, 105926644, 132408305, 211853288, 264816610, 423706576, 529633220, 1059266440, 2118532880]

約数ペア:

[(1, 2118532880), (2, 1059266440), (4, 529633220), (5, 423706576), (8, 264816610), (10, 211853288), (16, 132408305), (20, 105926644), (40, 52963322), (80, 26481661), (157, 13493840), (314, 6746920), (628, 3373460), (785, 2698768), (1256, 1686730), (1570, 1349384), (2512, 843365), (3140, 674692), (6280, 337346), (12560, 168673)]