41920

素因数分解:

$2^6\times 5^1\times {\mathrm{131}}^1$

素因数の和:148

約数の個数: 28

約数和(自身を含む): 100584

約数和(自身を除く): 58664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 131, 160, 262, 320, 524, 655, 1048, 1310, 2096, 2620, 4192, 5240, 8384, 10480, 20960, 41920]

約数ペア:

[(1, 41920), (2, 20960), (4, 10480), (5, 8384), (8, 5240), (10, 4192), (16, 2620), (20, 2096), (32, 1310), (40, 1048), (64, 655), (80, 524), (131, 320), (160, 262)]