144100720

素因数分解:

$2^4\times 5^1\times {\mathrm{1801259}}^1$

素因数の和:1801272

約数の個数: 20

約数和(自身を含む): 335034360

約数和(自身を除く): 190933640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1801259, 3602518, 7205036, 9006295, 14410072, 18012590, 28820144, 36025180, 72050360, 144100720]

約数ペア:

[(1, 144100720), (2, 72050360), (4, 36025180), (5, 28820144), (8, 18012590), (10, 14410072), (16, 9006295), (20, 7205036), (40, 3602518), (80, 1801259)]