156936006440

素因数分解:

$2^3\times 5^1\times {\mathrm{3923400161}}^1$

素因数の和:3923400172

約数の個数: 16

約数和(自身を含む): 353106014580

約数和(自身を除く): 196170008140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3923400161, 7846800322, 15693600644, 19617000805, 31387201288, 39234001610, 78468003220, 156936006440]

約数ペア:

[(1, 156936006440), (2, 78468003220), (4, 39234001610), (5, 31387201288), (8, 19617000805), (10, 15693600644), (20, 7846800322), (40, 3923400161)]