438199930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{88169}}^1$

素因数の和:88254

約数の個数: 32

約数和(自身を含む): 914146560

約数和(自身を除く): 475946630

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 88169, 176338, 440845, 617183, 881690, 1234366, 3085915, 6171830, 6259999, 12519998, 31299995, 43819993, 62599990, 87639986, 219099965, 438199930]

約数ペア:

[(1, 438199930), (2, 219099965), (5, 87639986), (7, 62599990), (10, 43819993), (14, 31299995), (35, 12519998), (70, 6259999), (71, 6171830), (142, 3085915), (355, 1234366), (497, 881690), (710, 617183), (994, 440845), (2485, 176338), (4970, 88169)]