2498720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:142

約数の個数: 96

約数和(自身を含む): 7112448

約数和(自身を除く): 4613728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 97, 112, 115, 140, 160, 161, 184, 194, 224, 230, 280, 322, 368, 388, 460, 485, 560, 644, 679, 736, 776, 805, 920, 970, 1120, 1288, 1358, 1552, 1610, 1840, 1940, 2231, 2576, 2716, 3104, 3220, 3395, 3680, 3880, 4462, 5152, 5432, 6440, 6790, 7760, 8924, 10864, 11155, 12880, 13580, 15520, 15617, 17848, 21728, 22310, 25760, 27160, 31234, 35696, 44620, 54320, 62468, 71392, 78085, 89240, 108640, 124936, 156170, 178480, 249872, 312340, 356960, 499744, 624680, 1249360, 2498720]

約数ペア:

[(1, 2498720), (2, 1249360), (4, 624680), (5, 499744), (7, 356960), (8, 312340), (10, 249872), (14, 178480), (16, 156170), (20, 124936), (23, 108640), (28, 89240), (32, 78085), (35, 71392), (40, 62468), (46, 54320), (56, 44620), (70, 35696), (80, 31234), (92, 27160), (97, 25760), (112, 22310), (115, 21728), (140, 17848), (160, 15617), (161, 15520), (184, 13580), (194, 12880), (224, 11155), (230, 10864), (280, 8924), (322, 7760), (368, 6790), (388, 6440), (460, 5432), (485, 5152), (560, 4462), (644, 3880), (679, 3680), (736, 3395), (776, 3220), (805, 3104), (920, 2716), (970, 2576), (1120, 2231), (1288, 1940), (1358, 1840), (1552, 1610)]