404886440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1446023}}^1$

素因数の和:1446041

約数の個数: 32

約数和(自身を含む): 1041137280

約数和(自身を除く): 636250840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1446023, 2892046, 5784092, 7230115, 10122161, 11568184, 14460230, 20244322, 28920460, 40488644, 50610805, 57840920, 80977288, 101221610, 202443220, 404886440]

約数ペア:

[(1, 404886440), (2, 202443220), (4, 101221610), (5, 80977288), (7, 57840920), (8, 50610805), (10, 40488644), (14, 28920460), (20, 20244322), (28, 14460230), (35, 11568184), (40, 10122161), (56, 7230115), (70, 5784092), (140, 2892046), (280, 1446023)]