5408120

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2551}}^1$

素因数の和:2615

約数の個数: 32

約数和(自身を含む): 12402720

約数和(自身を除く): 6994600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 2551, 5102, 10204, 12755, 20408, 25510, 51020, 102040, 135203, 270406, 540812, 676015, 1081624, 1352030, 2704060, 5408120]

約数ペア:

[(1, 5408120), (2, 2704060), (4, 1352030), (5, 1081624), (8, 676015), (10, 540812), (20, 270406), (40, 135203), (53, 102040), (106, 51020), (212, 25510), (265, 20408), (424, 12755), (530, 10204), (1060, 5102), (2120, 2551)]