144020920

素因数分解:

$2^3\times 5^1\times {\mathrm{3600523}}^1$

素因数の和:3600534

約数の個数: 16

約数和(自身を含む): 324047160

約数和(自身を除く): 180026240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3600523, 7201046, 14402092, 18002615, 28804184, 36005230, 72010460, 144020920]

約数ペア:

[(1, 144020920), (2, 72010460), (4, 36005230), (5, 28804184), (8, 18002615), (10, 14402092), (20, 7201046), (40, 3600523)]