13239560

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{691}}^1$

素因数の和:1181

約数の個数: 32

約数和(自身を含む): 29894400

約数和(自身を除く): 16654840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 691, 958, 1382, 1916, 2395, 2764, 3455, 3832, 4790, 5528, 6910, 9580, 13820, 19160, 27640, 330989, 661978, 1323956, 1654945, 2647912, 3309890, 6619780, 13239560]

約数ペア:

[(1, 13239560), (2, 6619780), (4, 3309890), (5, 2647912), (8, 1654945), (10, 1323956), (20, 661978), (40, 330989), (479, 27640), (691, 19160), (958, 13820), (1382, 9580), (1916, 6910), (2395, 5528), (2764, 4790), (3455, 3832)]