408040540

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{53269}}^1$

素因数の和:53661

約数の個数: 24

約数和(自身を含む): 859138560

約数和(自身を除く): 451098020

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915, 3830, 7660, 53269, 106538, 213076, 266345, 532690, 1065380, 20402027, 40804054, 81608108, 102010135, 204020270, 408040540]

約数ペア:

[(1, 408040540), (2, 204020270), (4, 102010135), (5, 81608108), (10, 40804054), (20, 20402027), (383, 1065380), (766, 532690), (1532, 266345), (1915, 213076), (3830, 106538), (7660, 53269)]