985898030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{399149}}^1$

素因数の和:399188

約数の個数: 32

約数和(自身を含む): 2011716000

約数和(自身を除く): 1025817970

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 399149, 798298, 1995745, 3991490, 5188937, 7583831, 10377874, 15167662, 25944685, 37919155, 51889370, 75838310, 98589803, 197179606, 492949015, 985898030]

約数ペア:

[(1, 985898030), (2, 492949015), (5, 197179606), (10, 98589803), (13, 75838310), (19, 51889370), (26, 37919155), (38, 25944685), (65, 15167662), (95, 10377874), (130, 7583831), (190, 5188937), (247, 3991490), (494, 1995745), (1235, 798298), (2470, 399149)]