1900481920

素因数分解:

$2^7\times 5^1\times {\mathrm{2969503}}^1$

素因数の和:2969522

約数の個数: 32

約数和(自身を含む): 4543341120

約数和(自身を除く): 2642859200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2969503, 5939006, 11878012, 14847515, 23756024, 29695030, 47512048, 59390060, 95024096, 118780120, 190048192, 237560240, 380096384, 475120480, 950240960, 1900481920]

約数ペア:

[(1, 1900481920), (2, 950240960), (4, 475120480), (5, 380096384), (8, 237560240), (10, 190048192), (16, 118780120), (20, 95024096), (32, 59390060), (40, 47512048), (64, 29695030), (80, 23756024), (128, 14847515), (160, 11878012), (320, 5939006), (640, 2969503)]