54181640

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{4273}}^1$

素因数の和:4601

約数の個数: 32

約数和(自身を含む): 122321880

約数和(自身を除く): 68140240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 2536, 3170, 4273, 6340, 8546, 12680, 17092, 21365, 34184, 42730, 85460, 170920, 1354541, 2709082, 5418164, 6772705, 10836328, 13545410, 27090820, 54181640]

約数ペア:

[(1, 54181640), (2, 27090820), (4, 13545410), (5, 10836328), (8, 6772705), (10, 5418164), (20, 2709082), (40, 1354541), (317, 170920), (634, 85460), (1268, 42730), (1585, 34184), (2536, 21365), (3170, 17092), (4273, 12680), (6340, 8546)]