2636560

素因数分解:

$2^4\times 5^1\times {\mathrm{32957}}^1$

素因数の和:32970

約数の個数: 20

約数和(自身を含む): 6130188

約数和(自身を除く): 3493628

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 32957, 65914, 131828, 164785, 263656, 329570, 527312, 659140, 1318280, 2636560]

約数ペア:

[(1, 2636560), (2, 1318280), (4, 659140), (5, 527312), (8, 329570), (10, 263656), (16, 164785), (20, 131828), (40, 65914), (80, 32957)]