2542880

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1$

素因数の和:729

約数の個数: 48

約数和(自身を含む): 6277824

約数和(自身を除く): 3734944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 691, 736, 920, 1382, 1840, 2764, 3455, 3680, 5528, 6910, 11056, 13820, 15893, 22112, 27640, 31786, 55280, 63572, 79465, 110560, 127144, 158930, 254288, 317860, 508576, 635720, 1271440, 2542880]

約数ペア:

[(1, 2542880), (2, 1271440), (4, 635720), (5, 508576), (8, 317860), (10, 254288), (16, 158930), (20, 127144), (23, 110560), (32, 79465), (40, 63572), (46, 55280), (80, 31786), (92, 27640), (115, 22112), (160, 15893), (184, 13820), (230, 11056), (368, 6910), (460, 5528), (691, 3680), (736, 3455), (920, 2764), (1382, 1840)]