870840362

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2103

約数の個数: 48

約数和(自身を含む): 1588704000

約数和(自身を除く): 717863638

約数列:

[1, 2, 7, 14, 29, 37, 58, 74, 203, 259, 406, 518, 841, 1073, 1682, 1999, 2146, 3998, 5887, 7511, 11774, 13993, 15022, 27986, 31117, 57971, 62234, 73963, 115942, 147926, 217819, 405797, 435638, 517741, 811594, 1035482, 1681159, 2144927, 3362318, 4289854, 11768113, 15014489, 23536226, 30028978, 62202883, 124405766, 435420181, 870840362]

約数ペア:

[(1, 870840362), (2, 435420181), (7, 124405766), (14, 62202883), (29, 30028978), (37, 23536226), (58, 15014489), (74, 11768113), (203, 4289854), (259, 3362318), (406, 2144927), (518, 1681159), (841, 1035482), (1073, 811594), (1682, 517741), (1999, 435638), (2146, 405797), (3998, 217819), (5887, 147926), (7511, 115942), (11774, 73963), (13993, 62234), (15022, 57971), (27986, 31117)]