3997024840

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{762791}}^1$

素因数の和:762933

約数の個数: 32

約数和(自身を含む): 9061968960

約数和(自身を除く): 5064944120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 762791, 1525582, 3051164, 3813955, 6102328, 7627910, 15255820, 30511640, 99925621, 199851242, 399702484, 499628105, 799404968, 999256210, 1998512420, 3997024840]

約数ペア:

[(1, 3997024840), (2, 1998512420), (4, 999256210), (5, 799404968), (8, 499628105), (10, 399702484), (20, 199851242), (40, 99925621), (131, 30511640), (262, 15255820), (524, 7627910), (655, 6102328), (1048, 3813955), (1310, 3051164), (2620, 1525582), (5240, 762791)]