210719840

素因数分解:

$2^5\times 5^1\times {\mathrm{1316999}}^1$

素因数の和:1317014

約数の個数: 24

約数和(自身を含む): 497826000

約数和(自身を除く): 287106160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1316999, 2633998, 5267996, 6584995, 10535992, 13169990, 21071984, 26339980, 42143968, 52679960, 105359920, 210719840]

約数ペア:

[(1, 210719840), (2, 105359920), (4, 52679960), (5, 42143968), (8, 26339980), (10, 21071984), (16, 13169990), (20, 10535992), (32, 6584995), (40, 5267996), (80, 2633998), (160, 1316999)]