201920305

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{5153}}^1$

素因数の和:5636

約数の個数: 16

約数和(自身を含む): 257163984

約数和(自身を除く): 55243679

約数列:

[1, 5, 17, 85, 461, 2305, 5153, 7837, 25765, 39185, 87601, 438005, 2375533, 11877665, 40384061, 201920305]

約数ペア:

[(1, 201920305), (5, 40384061), (17, 11877665), (85, 2375533), (461, 438005), (2305, 87601), (5153, 39185), (7837, 25765)]