144395120

素因数分解:

$2^4\times 5^1\times {\mathrm{1804939}}^1$

素因数の和:1804952

約数の個数: 20

約数和(自身を含む): 335718840

約数和(自身を除く): 191323720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1804939, 3609878, 7219756, 9024695, 14439512, 18049390, 28879024, 36098780, 72197560, 144395120]

約数ペア:

[(1, 144395120), (2, 72197560), (4, 36098780), (5, 28879024), (8, 18049390), (10, 14439512), (16, 9024695), (20, 7219756), (40, 3609878), (80, 1804939)]