200015960

素因数分解:

$2^3\times 5^1\times {\mathrm{5000399}}^1$

素因数の和:5000410

約数の個数: 16

約数和(自身を含む): 450036000

約数和(自身を除く): 250020040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5000399, 10000798, 20001596, 25001995, 40003192, 50003990, 100007980, 200015960]

約数ペア:

[(1, 200015960), (2, 100007980), (4, 50003990), (5, 40003192), (8, 25001995), (10, 20001596), (20, 10000798), (40, 5000399)]