20149105880

素因数分解:

$2^3\times 5^1\times {\mathrm{5113}}^1\times {\mathrm{98519}}^1$

素因数の和:103643

約数の個数: 32

約数和(自身を含む): 45344815200

約数和(自身を除く): 25195709320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5113, 10226, 20452, 25565, 40904, 51130, 98519, 102260, 197038, 204520, 394076, 492595, 788152, 985190, 1970380, 3940760, 503727647, 1007455294, 2014910588, 2518638235, 4029821176, 5037276470, 10074552940, 20149105880]

約数ペア:

[(1, 20149105880), (2, 10074552940), (4, 5037276470), (5, 4029821176), (8, 2518638235), (10, 2014910588), (20, 1007455294), (40, 503727647), (5113, 3940760), (10226, 1970380), (20452, 985190), (25565, 788152), (40904, 492595), (51130, 394076), (98519, 204520), (102260, 197038)]