54991280

素因数分解:

$2^4\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1873}}^1$

素因数の和:2253

約数の個数: 40

約数和(自身を含む): 128271552

約数和(自身を除く): 73280272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 367, 734, 1468, 1835, 1873, 2936, 3670, 3746, 5872, 7340, 7492, 9365, 14680, 14984, 18730, 29360, 29968, 37460, 74920, 149840, 687391, 1374782, 2749564, 3436955, 5499128, 6873910, 10998256, 13747820, 27495640, 54991280]

約数ペア:

[(1, 54991280), (2, 27495640), (4, 13747820), (5, 10998256), (8, 6873910), (10, 5499128), (16, 3436955), (20, 2749564), (40, 1374782), (80, 687391), (367, 149840), (734, 74920), (1468, 37460), (1835, 29968), (1873, 29360), (2936, 18730), (3670, 14984), (3746, 14680), (5872, 9365), (7340, 7492)]