201955120

素因数分解:

$2^4\times 5^1\times {\mathrm{2524439}}^1$

素因数の和:2524452

約数の個数: 20

約数和(自身を含む): 469545840

約数和(自身を除く): 267590720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2524439, 5048878, 10097756, 12622195, 20195512, 25244390, 40391024, 50488780, 100977560, 201955120]

約数ペア:

[(1, 201955120), (2, 100977560), (4, 50488780), (5, 40391024), (8, 25244390), (10, 20195512), (16, 12622195), (20, 10097756), (40, 5048878), (80, 2524439)]