1971560

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2143}}^1$

素因数の和:2177

約数の個数: 32

約数和(自身を含む): 4631040

約数和(自身を除く): 2659480

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 2143, 4286, 8572, 10715, 17144, 21430, 42860, 49289, 85720, 98578, 197156, 246445, 394312, 492890, 985780, 1971560]

約数ペア:

[(1, 1971560), (2, 985780), (4, 492890), (5, 394312), (8, 246445), (10, 197156), (20, 98578), (23, 85720), (40, 49289), (46, 42860), (92, 21430), (115, 17144), (184, 10715), (230, 8572), (460, 4286), (920, 2143)]