29911480

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{11161}}^1$

素因数の和:11239

約数の個数: 32

約数和(自身を含む): 68311440

約数和(自身を除く): 38399960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 11161, 22322, 44644, 55805, 89288, 111610, 223220, 446440, 747787, 1495574, 2991148, 3738935, 5982296, 7477870, 14955740, 29911480]

約数ペア:

[(1, 29911480), (2, 14955740), (4, 7477870), (5, 5982296), (8, 3738935), (10, 2991148), (20, 1495574), (40, 747787), (67, 446440), (134, 223220), (268, 111610), (335, 89288), (536, 55805), (670, 44644), (1340, 22322), (2680, 11161)]