388482040

素因数分解:

$2^3\times 5^1\times {\mathrm{9712051}}^1$

素因数の和:9712062

約数の個数: 16

約数和(自身を含む): 874084680

約数和(自身を除く): 485602640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9712051, 19424102, 38848204, 48560255, 77696408, 97120510, 194241020, 388482040]

約数ペア:

[(1, 388482040), (2, 194241020), (4, 97120510), (5, 77696408), (8, 48560255), (10, 38848204), (20, 19424102), (40, 9712051)]