55446280

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{5153}}^1$

素因数の和:5433

約数の個数: 32

約数和(自身を含む): 125242200

約数和(自身を除く): 69795920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5153, 5380, 10306, 10760, 20612, 25765, 41224, 51530, 103060, 206120, 1386157, 2772314, 5544628, 6930785, 11089256, 13861570, 27723140, 55446280]

約数ペア:

[(1, 55446280), (2, 27723140), (4, 13861570), (5, 11089256), (8, 6930785), (10, 5544628), (20, 2772314), (40, 1386157), (269, 206120), (538, 103060), (1076, 51530), (1345, 41224), (2152, 25765), (2690, 20612), (5153, 10760), (5380, 10306)]