822940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1789}}^1$

素因数の和:1821

約数の個数: 24

約数和(自身を含む): 1804320

約数和(自身を除く): 981380

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1789, 3578, 7156, 8945, 17890, 35780, 41147, 82294, 164588, 205735, 411470, 822940]

約数ペア:

[(1, 822940), (2, 411470), (4, 205735), (5, 164588), (10, 82294), (20, 41147), (23, 35780), (46, 17890), (92, 8945), (115, 7156), (230, 3578), (460, 1789)]