17961920

素因数分解:

$2^6\times 5^1\times {\mathrm{56131}}^1$

素因数の和:56148

約数の個数: 28

約数和(自身を含む): 42772584

約数和(自身を除く): 24810664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 56131, 112262, 224524, 280655, 449048, 561310, 898096, 1122620, 1796192, 2245240, 3592384, 4490480, 8980960, 17961920]

約数ペア:

[(1, 17961920), (2, 8980960), (4, 4490480), (5, 3592384), (8, 2245240), (10, 1796192), (16, 1122620), (20, 898096), (32, 561310), (40, 449048), (64, 280655), (80, 224524), (160, 112262), (320, 56131)]