814388560

素因数分解:

$2^4\times 5^1\times {\mathrm{10179857}}^1$

素因数の和:10179870

約数の個数: 20

約数和(自身を含む): 1893453588

約数和(自身を除く): 1079065028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10179857, 20359714, 40719428, 50899285, 81438856, 101798570, 162877712, 203597140, 407194280, 814388560]

約数ペア:

[(1, 814388560), (2, 407194280), (4, 203597140), (5, 162877712), (8, 101798570), (10, 81438856), (16, 50899285), (20, 40719428), (40, 20359714), (80, 10179857)]