13562440

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{829}}^1$

素因数の和:1249

約数の個数: 32

約数和(自身を含む): 30627000

約数和(自身を除く): 17064560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 829, 1636, 1658, 2045, 3272, 3316, 4090, 4145, 6632, 8180, 8290, 16360, 16580, 33160, 339061, 678122, 1356244, 1695305, 2712488, 3390610, 6781220, 13562440]

約数ペア:

[(1, 13562440), (2, 6781220), (4, 3390610), (5, 2712488), (8, 1695305), (10, 1356244), (20, 678122), (40, 339061), (409, 33160), (818, 16580), (829, 16360), (1636, 8290), (1658, 8180), (2045, 6632), (3272, 4145), (3316, 4090)]