355431820

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{135661}}^1$

素因数の和:135801

約数の個数: 24

約数和(自身を含む): 752110128

約数和(自身を除く): 396678308

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 135661, 271322, 542644, 678305, 1356610, 2713220, 17771591, 35543182, 71086364, 88857955, 177715910, 355431820]

約数ペア:

[(1, 355431820), (2, 177715910), (4, 88857955), (5, 71086364), (10, 35543182), (20, 17771591), (131, 2713220), (262, 1356610), (524, 678305), (655, 542644), (1310, 271322), (2620, 135661)]