3215120

素因数分解:

$2^4\times 5^1\times {\mathrm{40189}}^1$

素因数の和:40202

約数の個数: 20

約数和(自身を含む): 7475340

約数和(自身を除く): 4260220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 40189, 80378, 160756, 200945, 321512, 401890, 643024, 803780, 1607560, 3215120]

約数ペア:

[(1, 3215120), (2, 1607560), (4, 803780), (5, 643024), (8, 401890), (10, 321512), (16, 200945), (20, 160756), (40, 80378), (80, 40189)]