4997440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:144

約数の個数: 112

約数和(自身を含む): 14337792

約数和(自身を除く): 9340352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 97, 112, 115, 140, 160, 161, 184, 194, 224, 230, 280, 320, 322, 368, 388, 448, 460, 485, 560, 644, 679, 736, 776, 805, 920, 970, 1120, 1288, 1358, 1472, 1552, 1610, 1840, 1940, 2231, 2240, 2576, 2716, 3104, 3220, 3395, 3680, 3880, 4462, 5152, 5432, 6208, 6440, 6790, 7360, 7760, 8924, 10304, 10864, 11155, 12880, 13580, 15520, 15617, 17848, 21728, 22310, 25760, 27160, 31040, 31234, 35696, 43456, 44620, 51520, 54320, 62468, 71392, 78085, 89240, 108640, 124936, 142784, 156170, 178480, 217280, 249872, 312340, 356960, 499744, 624680, 713920, 999488, 1249360, 2498720, 4997440]

約数ペア:

[(1, 4997440), (2, 2498720), (4, 1249360), (5, 999488), (7, 713920), (8, 624680), (10, 499744), (14, 356960), (16, 312340), (20, 249872), (23, 217280), (28, 178480), (32, 156170), (35, 142784), (40, 124936), (46, 108640), (56, 89240), (64, 78085), (70, 71392), (80, 62468), (92, 54320), (97, 51520), (112, 44620), (115, 43456), (140, 35696), (160, 31234), (161, 31040), (184, 27160), (194, 25760), (224, 22310), (230, 21728), (280, 17848), (320, 15617), (322, 15520), (368, 13580), (388, 12880), (448, 11155), (460, 10864), (485, 10304), (560, 8924), (644, 7760), (679, 7360), (736, 6790), (776, 6440), (805, 6208), (920, 5432), (970, 5152), (1120, 4462), (1288, 3880), (1358, 3680), (1472, 3395), (1552, 3220), (1610, 3104), (1840, 2716), (1940, 2576), (2231, 2240)]