8986330

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 17107200

約数和(自身を除く): 8120870

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 439, 445, 878, 890, 2047, 2195, 4094, 4390, 10097, 10235, 20194, 20470, 39071, 50485, 78142, 100970, 195355, 390710, 898633, 1797266, 4493165, 8986330]

約数ペア:

[(1, 8986330), (2, 4493165), (5, 1797266), (10, 898633), (23, 390710), (46, 195355), (89, 100970), (115, 78142), (178, 50485), (230, 39071), (439, 20470), (445, 20194), (878, 10235), (890, 10097), (2047, 4390), (2195, 4094)]