6469420420

素因数分解:

$2^2\times 5^1\times {\mathrm{8089}}^1\times {\mathrm{39989}}^1$

素因数の和:48087

約数の個数: 24

約数和(自身を含む): 13587802200

約数和(自身を除く): 7118381780

約数列:

[1, 2, 4, 5, 10, 20, 8089, 16178, 32356, 39989, 40445, 79978, 80890, 159956, 161780, 199945, 399890, 799780, 323471021, 646942042, 1293884084, 1617355105, 3234710210, 6469420420]

約数ペア:

[(1, 6469420420), (2, 3234710210), (4, 1617355105), (5, 1293884084), (10, 646942042), (20, 323471021), (8089, 799780), (16178, 399890), (32356, 199945), (39989, 161780), (40445, 159956), (79978, 80890)]