8239520

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2239}}^1$

素因数の和:2277

約数の個数: 48

約数和(自身を含む): 20321280

約数和(自身を除く): 12081760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 2239, 3680, 4478, 8956, 11195, 17912, 22390, 35824, 44780, 51497, 71648, 89560, 102994, 179120, 205988, 257485, 358240, 411976, 514970, 823952, 1029940, 1647904, 2059880, 4119760, 8239520]

約数ペア:

[(1, 8239520), (2, 4119760), (4, 2059880), (5, 1647904), (8, 1029940), (10, 823952), (16, 514970), (20, 411976), (23, 358240), (32, 257485), (40, 205988), (46, 179120), (80, 102994), (92, 89560), (115, 71648), (160, 51497), (184, 44780), (230, 35824), (368, 22390), (460, 17912), (736, 11195), (920, 8956), (1840, 4478), (2239, 3680)]