2647760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1439}}^1$

素因数の和:1475

約数の個数: 40

約数和(自身を含む): 6428160

約数和(自身を除く): 3780400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1439, 1840, 2878, 5756, 7195, 11512, 14390, 23024, 28780, 33097, 57560, 66194, 115120, 132388, 165485, 264776, 330970, 529552, 661940, 1323880, 2647760]

約数ペア:

[(1, 2647760), (2, 1323880), (4, 661940), (5, 529552), (8, 330970), (10, 264776), (16, 165485), (20, 132388), (23, 115120), (40, 66194), (46, 57560), (80, 33097), (92, 28780), (115, 23024), (184, 14390), (230, 11512), (368, 7195), (460, 5756), (920, 2878), (1439, 1840)]