1542019940

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{562781}}^1$

素因数の和:562927

約数の個数: 24

約数和(自身を含む): 3261884472

約数和(自身を除く): 1719864532

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 562781, 1125562, 2251124, 2813905, 5627810, 11255620, 77100997, 154201994, 308403988, 385504985, 771009970, 1542019940]

約数ペア:

[(1, 1542019940), (2, 771009970), (4, 385504985), (5, 308403988), (10, 154201994), (20, 77100997), (137, 11255620), (274, 5627810), (548, 2813905), (685, 2251124), (1370, 1125562), (2740, 562781)]