487998440

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{206779}}^1$

素因数の和:206849

約数の個数: 32

約数和(自身を含む): 1116612000

約数和(自身を除く): 628613560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 206779, 413558, 827116, 1033895, 1654232, 2067790, 4135580, 8271160, 12199961, 24399922, 48799844, 60999805, 97599688, 121999610, 243999220, 487998440]

約数ペア:

[(1, 487998440), (2, 243999220), (4, 121999610), (5, 97599688), (8, 60999805), (10, 48799844), (20, 24399922), (40, 12199961), (59, 8271160), (118, 4135580), (236, 2067790), (295, 1654232), (472, 1033895), (590, 827116), (1180, 413558), (2360, 206779)]