747590020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{557903}}^1$

素因数の和:557979

約数の個数: 24

約数和(自身を含む): 1593373824

約数和(自身を除く): 845783804

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 557903, 1115806, 2231612, 2789515, 5579030, 11158060, 37379501, 74759002, 149518004, 186897505, 373795010, 747590020]

約数ペア:

[(1, 747590020), (2, 373795010), (4, 186897505), (5, 149518004), (10, 74759002), (20, 37379501), (67, 11158060), (134, 5579030), (268, 2789515), (335, 2231612), (670, 1115806), (1340, 557903)]