15632560

素因数分解:

$2^4\times 5^1\times {\mathrm{195407}}^1$

素因数の和:195420

約数の個数: 20

約数和(自身を含む): 36345888

約数和(自身を除く): 20713328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 195407, 390814, 781628, 977035, 1563256, 1954070, 3126512, 3908140, 7816280, 15632560]

約数ペア:

[(1, 15632560), (2, 7816280), (4, 3908140), (5, 3126512), (8, 1954070), (10, 1563256), (16, 977035), (20, 781628), (40, 390814), (80, 195407)]