210970840

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{18637}}^1$

素因数の和:18931

約数の個数: 32

約数和(自身を含む): 476387280

約数和(自身を除く): 265416440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2830, 5660, 11320, 18637, 37274, 74548, 93185, 149096, 186370, 372740, 745480, 5274271, 10548542, 21097084, 26371355, 42194168, 52742710, 105485420, 210970840]

約数ペア:

[(1, 210970840), (2, 105485420), (4, 52742710), (5, 42194168), (8, 26371355), (10, 21097084), (20, 10548542), (40, 5274271), (283, 745480), (566, 372740), (1132, 186370), (1415, 149096), (2264, 93185), (2830, 74548), (5660, 37274), (11320, 18637)]