40178048

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{4421}}^1$

素因数の和:4506

約数の個数: 32

約数和(自身を含む): 81187920

約数和(自身を除く): 41009872

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 284, 568, 1136, 2272, 4421, 4544, 8842, 9088, 17684, 35368, 70736, 141472, 282944, 313891, 565888, 627782, 1255564, 2511128, 5022256, 10044512, 20089024, 40178048]

約数ペア:

[(1, 40178048), (2, 20089024), (4, 10044512), (8, 5022256), (16, 2511128), (32, 1255564), (64, 627782), (71, 565888), (128, 313891), (142, 282944), (284, 141472), (568, 70736), (1136, 35368), (2272, 17684), (4421, 9088), (4544, 8842)]