15720072

素因数分解:

$2^3\times 3^1\times {\mathrm{655003}}^1$

素因数の和:655012

約数の個数: 16

約数和(自身を含む): 39300240

約数和(自身を除く): 23580168

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 655003, 1310006, 1965009, 2620012, 3930018, 5240024, 7860036, 15720072]

約数ペア:

[(1, 15720072), (2, 7860036), (3, 5240024), (4, 3930018), (6, 2620012), (8, 1965009), (12, 1310006), (24, 655003)]