1827759460

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{709}}^1\times {\mathrm{821}}^1$

素因数の和:1696

約数の個数: 48

約数和(自身を含む): 3872902320

約数和(自身を除く): 2045142860

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 709, 785, 821, 1418, 1570, 1642, 2836, 3140, 3284, 3545, 4105, 7090, 8210, 14180, 16420, 111313, 128897, 222626, 257794, 445252, 515588, 556565, 582089, 644485, 1113130, 1164178, 1288970, 2226260, 2328356, 2577940, 2910445, 5820890, 11641780, 91387973, 182775946, 365551892, 456939865, 913879730, 1827759460]

約数ペア:

[(1, 1827759460), (2, 913879730), (4, 456939865), (5, 365551892), (10, 182775946), (20, 91387973), (157, 11641780), (314, 5820890), (628, 2910445), (709, 2577940), (785, 2328356), (821, 2226260), (1418, 1288970), (1570, 1164178), (1642, 1113130), (2836, 644485), (3140, 582089), (3284, 556565), (3545, 515588), (4105, 445252), (7090, 257794), (8210, 222626), (14180, 128897), (16420, 111313)]