2247807280

素因数分解:

$2^4\times 5^1\times {\mathrm{28097591}}^1$

素因数の和:28097604

約数の個数: 20

約数和(自身を含む): 5226152112

約数和(自身を除く): 2978344832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 28097591, 56195182, 112390364, 140487955, 224780728, 280975910, 449561456, 561951820, 1123903640, 2247807280]

約数ペア:

[(1, 2247807280), (2, 1123903640), (4, 561951820), (5, 449561456), (8, 280975910), (10, 224780728), (16, 140487955), (20, 112390364), (40, 56195182), (80, 28097591)]