8488420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13691}}^1$

素因数の和:13731

約数の個数: 24

約数和(自身を含む): 18402048

約数和(自身を除く): 9913628

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 13691, 27382, 54764, 68455, 136910, 273820, 424421, 848842, 1697684, 2122105, 4244210, 8488420]

約数ペア:

[(1, 8488420), (2, 4244210), (4, 2122105), (5, 1697684), (10, 848842), (20, 424421), (31, 273820), (62, 136910), (124, 68455), (155, 54764), (310, 27382), (620, 13691)]