55182280

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3373}}^1$

素因数の和:3793

約数の個数: 32

約数和(自身を含む): 124500600

約数和(自身を除く): 69318320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 3272, 3373, 4090, 6746, 8180, 13492, 16360, 16865, 26984, 33730, 67460, 134920, 1379557, 2759114, 5518228, 6897785, 11036456, 13795570, 27591140, 55182280]

約数ペア:

[(1, 55182280), (2, 27591140), (4, 13795570), (5, 11036456), (8, 6897785), (10, 5518228), (20, 2759114), (40, 1379557), (409, 134920), (818, 67460), (1636, 33730), (2045, 26984), (3272, 16865), (3373, 16360), (4090, 13492), (6746, 8180)]