1639739990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23424857}}^1$

素因数の和:23424871

約数の個数: 16

約数和(自身を含む): 3373179552

約数和(自身を除く): 1733439562

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 23424857, 46849714, 117124285, 163973999, 234248570, 327947998, 819869995, 1639739990]

約数ペア:

[(1, 1639739990), (2, 819869995), (5, 327947998), (7, 234248570), (10, 163973999), (14, 117124285), (35, 46849714), (70, 23424857)]