15839840

素因数分解:

$2^5\times 5^1\times {\mathrm{98999}}^1$

素因数の和:99014

約数の個数: 24

約数和(自身を含む): 37422000

約数和(自身を除く): 21582160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 98999, 197998, 395996, 494995, 791992, 989990, 1583984, 1979980, 3167968, 3959960, 7919920, 15839840]

約数ペア:

[(1, 15839840), (2, 7919920), (4, 3959960), (5, 3167968), (8, 1979980), (10, 1583984), (16, 989990), (20, 791992), (32, 494995), (40, 395996), (80, 197998), (160, 98999)]