54321664840

素因数分解:

$2^3\times 5^1\times {\mathrm{17959}}^1\times {\mathrm{75619}}^1$

素因数の和:93589

約数の個数: 32

約数和(自身を含む): 122232168000

約数和(自身を除く): 67910503160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 17959, 35918, 71836, 75619, 89795, 143672, 151238, 179590, 302476, 359180, 378095, 604952, 718360, 756190, 1512380, 3024760, 1358041621, 2716083242, 5432166484, 6790208105, 10864332968, 13580416210, 27160832420, 54321664840]

約数ペア:

[(1, 54321664840), (2, 27160832420), (4, 13580416210), (5, 10864332968), (8, 6790208105), (10, 5432166484), (20, 2716083242), (40, 1358041621), (17959, 3024760), (35918, 1512380), (71836, 756190), (75619, 718360), (89795, 604952), (143672, 378095), (151238, 359180), (179590, 302476)]