4390240

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1193}}^1$

素因数の和:1231

約数の個数: 48

約数和(自身を含む): 10831968

約数和(自身を除く): 6441728

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, 1193, 1840, 2386, 3680, 4772, 5965, 9544, 11930, 19088, 23860, 27439, 38176, 47720, 54878, 95440, 109756, 137195, 190880, 219512, 274390, 439024, 548780, 878048, 1097560, 2195120, 4390240]

約数ペア:

[(1, 4390240), (2, 2195120), (4, 1097560), (5, 878048), (8, 548780), (10, 439024), (16, 274390), (20, 219512), (23, 190880), (32, 137195), (40, 109756), (46, 95440), (80, 54878), (92, 47720), (115, 38176), (160, 27439), (184, 23860), (230, 19088), (368, 11930), (460, 9544), (736, 5965), (920, 4772), (1193, 3680), (1840, 2386)]