8266103980

素因数分解:

$2^2\times 5^1\times {\mathrm{413305199}}^1$

素因数の和:413305208

約数の個数: 12

約数和(自身を含む): 17358818400

約数和(自身を除く): 9092714420

約数列:

[1, 2, 4, 5, 10, 20, 413305199, 826610398, 1653220796, 2066525995, 4133051990, 8266103980]

約数ペア:

[(1, 8266103980), (2, 4133051990), (4, 2066525995), (5, 1653220796), (10, 826610398), (20, 413305199)]