144804560

素因数分解:

$2^4\times 5^1\times {\mathrm{1810057}}^1$

素因数の和:1810070

約数の個数: 20

約数和(自身を含む): 336670788

約数和(自身を除く): 191866228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1810057, 3620114, 7240228, 9050285, 14480456, 18100570, 28960912, 36201140, 72402280, 144804560]

約数ペア:

[(1, 144804560), (2, 72402280), (4, 36201140), (5, 28960912), (8, 18100570), (10, 14480456), (16, 9050285), (20, 7240228), (40, 3620114), (80, 1810057)]