420943096

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{105871}}^1$

素因数の和:105955

約数の個数: 32

約数和(自身を含む): 914734080

約数和(自身を除く): 493790984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 105871, 211742, 423484, 741097, 846968, 1482194, 2964388, 5928776, 7516841, 15033682, 30067364, 52617887, 60134728, 105235774, 210471548, 420943096]

約数ペア:

[(1, 420943096), (2, 210471548), (4, 105235774), (7, 60134728), (8, 52617887), (14, 30067364), (28, 15033682), (56, 7516841), (71, 5928776), (142, 2964388), (284, 1482194), (497, 846968), (568, 741097), (994, 423484), (1988, 211742), (3976, 105871)]