19002800

素因数分解:

$2^4\times 5^2\times {\mathrm{47507}}^1$

素因数の和:47525

約数の個数: 30

約数和(自身を含む): 45655188

約数和(自身を除く): 26652388

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 47507, 95014, 190028, 237535, 380056, 475070, 760112, 950140, 1187675, 1900280, 2375350, 3800560, 4750700, 9501400, 19002800]

約数ペア:

[(1, 19002800), (2, 9501400), (4, 4750700), (5, 3800560), (8, 2375350), (10, 1900280), (16, 1187675), (20, 950140), (25, 760112), (40, 475070), (50, 380056), (80, 237535), (100, 190028), (200, 95014), (400, 47507)]