20162236780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{20573711}}^1$

素因数の和:20573734

約数の個数: 36

約数和(自身を含む): 49253466528

約数和(自身を除く): 29091229748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 20573711, 41147422, 82294844, 102868555, 144015977, 205737110, 288031954, 411474220, 576063908, 720079885, 1008111839, 1440159770, 2016223678, 2880319540, 4032447356, 5040559195, 10081118390, 20162236780]

約数ペア:

[(1, 20162236780), (2, 10081118390), (4, 5040559195), (5, 4032447356), (7, 2880319540), (10, 2016223678), (14, 1440159770), (20, 1008111839), (28, 720079885), (35, 576063908), (49, 411474220), (70, 288031954), (98, 205737110), (140, 144015977), (196, 102868555), (245, 82294844), (490, 41147422), (980, 20573711)]