1840804520

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{240943}}^1$

素因数の和:241145

約数の個数: 32

約数和(自身を含む): 4163512320

約数和(自身を除く): 2322707800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 240943, 481886, 963772, 1204715, 1927544, 2409430, 4818860, 9637720, 46020113, 92040226, 184080452, 230100565, 368160904, 460201130, 920402260, 1840804520]

約数ペア:

[(1, 1840804520), (2, 920402260), (4, 460201130), (5, 368160904), (8, 230100565), (10, 184080452), (20, 92040226), (40, 46020113), (191, 9637720), (382, 4818860), (764, 2409430), (955, 1927544), (1528, 1204715), (1910, 963772), (3820, 481886), (7640, 240943)]