20149555960

素因数分解:

$2^3\times 5^1\times {\mathrm{27337}}^1\times {\mathrm{18427}}^1$

素因数の和:45775

約数の個数: 32

約数和(自身を含む): 45340619760

約数和(自身を除く): 25191063800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 18427, 27337, 36854, 54674, 73708, 92135, 109348, 136685, 147416, 184270, 218696, 273370, 368540, 546740, 737080, 1093480, 503738899, 1007477798, 2014955596, 2518694495, 4029911192, 5037388990, 10074777980, 20149555960]

約数ペア:

[(1, 20149555960), (2, 10074777980), (4, 5037388990), (5, 4029911192), (8, 2518694495), (10, 2014955596), (20, 1007477798), (40, 503738899), (18427, 1093480), (27337, 737080), (36854, 546740), (54674, 368540), (73708, 273370), (92135, 218696), (109348, 184270), (136685, 147416)]