20359520

素因数分解:

$2^5\times 5^1\times {\mathrm{127247}}^1$

素因数の和:127262

約数の個数: 24

約数和(自身を含む): 48099744

約数和(自身を除く): 27740224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 127247, 254494, 508988, 636235, 1017976, 1272470, 2035952, 2544940, 4071904, 5089880, 10179760, 20359520]

約数ペア:

[(1, 20359520), (2, 10179760), (4, 5089880), (5, 4071904), (8, 2544940), (10, 2035952), (16, 1272470), (20, 1017976), (32, 636235), (40, 508988), (80, 254494), (160, 127247)]